I need this by the end of the day may someone help me only have 13 points left

I Need This By The End Of The Day May Someone Help Me Only Have 13 Points Left

Answers

Answer 1

There are different ways a person can make up a story about a word problem. The square root of 81 - 7 is 2. Hence the story is given below.

What is the story of the word problem?

The hypothetical story goes like this: Mia was trying to figure out the length of the missing side of a square garden bed. She knew that the total area of the garden bed was 81 square feet. She also knew that she had already planted in a section of the garden bed that was 7 feet wide.

So, what will be the length of the missing side of the garden bed if Mia wants to make sure it is completely filled with soil. In order to solve this problem, Mia used the equation: the square root of 81-7=2. She plugged in the values she knew and solved for the missing side length. Therefore, The solution will be:= ✓81 - 7= 9 - 7= 2

Learn more about Story writing on

https://brainly.com/question/30854821

#SPJ1

Answer 2

A story for the word problem is that what will be the length of the missing side of a square garden when the total area is 81 feet² and the width was 7 feet wide?

How to explain the square root

From the information, we are seeking a story problem that has the equation had the square root of 81 - 7 = 2.

This will be written as story for the word problem is that what will be the length of the missing side of a square garden when the total area is 81 feet ² and the width was 7 feet wide?

The length will be calculated thus :

= √ 81 - 7

= 9 - 7

= 2

The length of the missing side is 2 feet.

Learn more about square root on

https://brainly.com/question/428672

#SPJ1


Related Questions

Suppose that the future price p(t) of a certain item is given by the following exponential function. In this function, p(t) is measured in dollars and r is the


number of years from today.


pt) = 2000(1. 039)'


QD


Find the initial price of the item.


SU


Does the function represent growth or decay?


O growth O decay


By what percent does the price change each year?

Answers

The price of the item increases by approximately 3.93% each year.

Find out what is the initial price of the item and what percentage of the price changes each year?

The initial price of the item is the value of p(0), which can be obtained by setting r=0 in the given function. Therefore:

p(0) = 2000(1.039)^0 = 2000

So the initial price of the item is $2000.

To determine whether the function represents growth or decay, we need to look at the value of the base of the exponential function, which is 1.039 in this case. Since this value is greater than 1, the function represents growth.

To find the percentage change in price each year, we can calculate the percentage increase from the initial price to the price after one year (r=1):

p(1) = 2000(1.039)^1 = 2078.60

The percentage increase from $2000 to $2078.60 is:

((2078.60 - 2000)/2000) x 100% ≈ 3.93%

Therefore, the price of the item increases by approximately 3.93% each year.

Learn more about Percentage.

brainly.com/question/14267101

#SPJ11

The following graph shows a proportional relationship.
What is the constant of proportionality between

yy and

xx in the graph?

Answers

The constant of proportionality between y and x in the graph is 3

What is the constant of proportionality between y and x in the graph?

From the question, we have the following parameters that can be used in our computation:

The graph

On the graph, we have the following readings

(x, y) = (1, 3)

Using the above as a guide, we have the following:

The constant of proportionality between y and x in the graph is

k = y/x

substitute the known values in the above equation, so, we have the following representation

k = 3/1

Evaluate

k = 3

Hence, the constant of proportionality between y and x in the graph is 3

Read more about proportional relationship at

https://brainly.com/question/28651666

#SPJ1

Calculate A. ∂z and ∂x
B. ∂z and ∂y
at the point
(5, 17, 1)
where z is defined implicitly by the equation
z4 + z2x2 − y − 9 = 0

Answers

At the point (5, 17, 1), the partial derivatives of z with respect to x and y are -12.5 and 0.25, respectively, as calculated using implicit differentiation. At the point (5, 17, 1), the partial derivatives of z with respect to z and y are 0.16 and -1.

To find the partial derivatives, we need to use the implicit differentiation.

To find ∂z/∂x, we differentiate the equation with respect to x, treating y and z as functions of x

4z^3(dz/dx) + 2z^2x^2 - 0 - 0 = 0

Simplifying, we get

4z^3(dz/dx) = -2z^2x^2

(dz/dx) = -1/2x^2z

At the point (5, 17, 1), we have

(dz/dx) = -1/2(5)^2(1) = -12.5

To find ∂z/∂y, we differentiate the equation with respect to y, treating x and z as functions of y

4z^3(dz/dy) - 1 - 0 + 0 = 0

Simplifying, we get

4z^3(dz/dy) = 1

(dz/dy) = 1/4z^3

At the point (5, 17, 1), we have

(dz/dy) = 1/4(1)^3 = 0.25

To find ∂z and ∂y at the point (5, 17, 1), we need to take partial derivatives with respect to z and y, respectively, of the implicit equation

z^4 + z^2x^2 - y - 9 = 0

Taking the partial derivative with respect to z, we get

4z^3 + 2z^2x^2(dz/dz) - dy/dz = 0

Simplifying and solving for ∂z, we get

∂z = dy/dz = 8z^3/(2z^2x^2) = 4z/x^2

At the point (5, 17, 1), we have

z = 1, x = 5

So, ∂z at the point (5, 17, 1) is

∂z = 4z/x^2 = 4(1)/(5^2) = 0.16

To find ∂y, we take the partial derivative with respect to y, keeping x and z constant

-1 = ∂y

Therefore, ∂y at the point (5, 17, 1) is -1.

To know more about partial derivatives:

https://brainly.com/question/31397807

#SPJ4

A golfer at G wishes to hit a shot between two trees P and Q, as shown in the
diagram to the right. The trees are 31 metres apart, and the golfer is 74 metres
from P and 88 metres from P. Find the angle within which the golfer must play
the shot, correct to the nearest degree.

Answers

Answer:

  20°

Step-by-step explanation:

You want the measure of angle G in triangle GPQ with side lengths GP=74, PQ=31, QG=88 meters.

Law of cosines

The law of cosines tells you the relevant relationship is ...

  PQ² = GP² +GQ² -2·GP·GQ·cos(G)

Solving for angle G gives ...

  G = arccos((GP² +GQ² -PQ²)/(2·GP·GQ))

  G = arccos((74² +88² -31²)/(2·74·88)) = arccos(12259/13024)

  G ≈ 19.735° ≈ 20°

The golfer must play the shot within an angle of about 20°.

A lawn sprinkler sprays water 2.5 meters in every direction as it rotates. What is the area of the sprinkled lawn?

Answers

The area of the sprinkled lawn is approximately 19.625 square meters.

What is the area of the sprinkled lawn?

The formula for the area of a circle is:

A = πr²

Where A is the area and r is the radius and π is constant pi ( 3.14 ).

If the sprinkler as a circle with a radius of 2.5 meters. The area that the sprinkler can cover is the area of this circle.

Here, the radius is 2.5 meters, so we can substitute that into the formula:

A = πr²

A = 3.14 × 2.5²

Area = 3.14 × 6.25

Area = 19.625 m²

Therefore, the area is 19.625 m²

Learn more about circles here:https://brainly.com/question/20693416

#SPJ1

If Mikal uses all his money to buy one type of flour, he has exactly enough money to buy either 12 pounds of wheat flour, or 6 pounds of rice flour, or 4 pounds of almond flour. If Mikal uses all his money to buy an equal number of pounds of all three types of flour, what is the total number of pounds of flour that he can buy?

Answers

The total number of pounds of flour he can buy is 7 pounds of flour

Let's assume that Mikal has $1 to spend on flour. According to the problem, he can buy:

- 12 pounds of wheat flour for $1, which means that the price of wheat flour is 1/12 = $0.0833 per pound.

- 6 pounds of rice flour for $1, which means that the price of rice flour is 1/6 = $0.1667 per pound.

- 4 pounds of almond flour for $1, which means that the price of almond flour is 1/4 = $0.25 per pound.

If Mikal spends $1 on an equal amount of all three types of flour, he will spend $1/3 = $0.3333 on each type of flour. To determine how many pounds of each type of flour he can buy, we need to divide $0.3333 by the respective price per pound of each type of flour:

- Wheat flour: $0.3333 / $0.0833 per pound = 3.9996 pounds (rounded to 4 pounds)

- Rice flour: $0.3333 / $0.1667 per pound = 1.9998 pounds (rounded to 2 pounds)

- Almond flour: $0.3333 / $0.25 per pound = 1.3332 pounds (rounded to 1 pound)

Therefore, Mikal can buy 4 pounds of wheat flour, 2 pounds of rice flour, and 1 pound of almond flour with $1. The total number of pounds of flour he can buy is:

4 + 2 + 1 = 7 pounds of flour.

To know more about pounds, visit:

https://brainly.com/question/29181271#

#SPJ11

Simplify the expression

Answers

The answer is 6

You have to do -4x9= - 36
Then -36 / -6=6. Minus / Minus = plus

1) Amy deposits $2,300 in an account that pays 8.5% interest. How much money will Amy have after 4 years?

2)Andres deposits $10,000 in an account that pays 8% interest. How much money will Andres have after 4 years?

a
$ 13,604.89
b
$ 604.90
c
$ 20,004.98

3) Kara deposits $500 in an account that pays 5% interest. How much money will Kara have after 2 years?
a
$ 1,009.34
b
$ 13.97
c
$ 551.25

Answers

1) If Amy deposits $2,300 in an account that pays 8.5% interest, after 4 years, the future value will be $3,187.48.

2) If Andres deposits $10,000 in an account that pays 8% interest, after 4 years, the future value will be A. $13,604.89.

3) If Kara deposits $500 in an account that pays 5% interest, after 2 years, the future value will be C. $551.25.

How the future values are determined:

The future values represent the present investment compounded at an interest rate.

The future values can be determined using an online finance calculator as follows:

1) N (# of periods) = 4 years

I/Y (Interest per year) = =8.5%

PV (Present Value) = $2,300

PMT (Periodic Payment) = $0

Results:

Future Value (FV) = $3,187.48

Total Interest = $887.48

2) N (# of periods) = 4 years

I/Y (Interest per year) = =8%

PV (Present Value) = $10,000

PMT (Periodic Payment) = $0

Results:

Future Value (FV) = $13,604.89

Total Interest = $3,604.89

3) N (# of periods) = 2 years

I/Y (Interest per year) = 5%

PV (Present Value) = $500

PMT (Periodic Payment) = $0

Results:

Future Value (FV) = $551.25

Total Interest = $51.25

Learn more about the future value at https://brainly.com/question/27979326.

#SPJ1

Write the equation for the circle graphed below. Center = (-5, -5) Radius= 4

Answers

Answer:

(x + 5)^2 + (y + 5)^2 = 16.

Step-by-step explanation:

(x - a)^2 + (y - b)^2 = r^2    where (a, b) is the centre and r =- the radius.

Here (a, b) = (-5, -5) and r = 4, so:

(x - (-5))^2 + (y - (-5))^2 = 4^2

(x + 5)^2 + (y + 5)^2 = 16

During their team meeting, both managers shared their findings. Complete the statement describing their combined results.



Select the correct answer from each drop-down menu.



The initial number of video views was ____ the initial number of site visits, and the number of video views grew by _____ the number of site visits.



The difference between the total number of site visits and the video views after 5 weeks is _____.



More than


the same as


fewer than



a smaller factor than


the same factor as


a larger factor than



20,825


52,075


15,625


36,450

Answers

The initial number of video views was fewer than the initial number of site visits, and the number of video views grew by a larger factor than the number of site visits. The difference between the total number of site visits and the video views after 5 weeks is 20,825.

During their team meeting, both managers shared their findings. Complete the statement describing their combined results.

The initial number of video views was fewer than the initial number of site visits, and the number of video views grew by a larger factor than the number of site visits.

The difference between the total number of site visits and the video views after 5 weeks is 20,825.

Therefore the correct answer are fewer, larger factor than and 20,825.

Read more about video.

https://brainly.com/question/15245269

#SPJ11

What is the value of 200 + 3 (8 3/4) + 63.25

Answers

Answer:

289.5

Step-by-step explanation:

200+26.25+63.25

289.5

The radioactive substance uranium-240 has a half-life of 14 hours. The amount At) of a sample of uranium-240 remaining (in grams) after thours is given by


the following exponential.


A (t) = 5600


100(3)*


Find the amount of the sample remaining after 11 hours and after 50 hours.


Round your answers to the nearest gram as necessary.


Amount after 11 hours: grams


Amount after 50 hours: grams

Answers

Amount after 11 hours: 3,477,373 grams; Amount after 50 hours: 33,320 grams.

How to find the Radioactive decay ?

The Radioactive decay formula provided in the question for the amount A(t) of a sample of uranium-240 remaining after t hours is:

A(t) = 5600100(3[tex])^(-11/14)[/tex]

To find the amount of the sample remaining after 11 hours, we substitute t = 11 in the formula and calculate:

A(11) = 5600100(3[tex])^(-11/14)[/tex] ≈ 3477373 grams

Therefore, the amount of the sample remaining after 11 hours is approximately 3,477,373 grams (rounded to the nearest gram).

Similarly, to find the amount of the sample remaining after 50 hours, we substitute t = 50 in the formula and calculate:

A(50) = 5600100(3[tex])^(-50/14)[/tex] ≈ 33320 grams

Therefore, the amount of the sample remaining after 50 hours is approximately 33,320 grams (rounded to the nearest gram).

The exponential formula for radioactive decay describes the behavior of a radioactive substance, where the amount of the substance decreases over time as it decays. In this case, uranium-240 has a half-life of 14 hours, which means that half of the initial amount of the substance will decay in 14 hours. After another 14 hours, half of the remaining amount will decay, and so on.

As time goes on, the amount of uranium-240 remaining decreases exponentially, and the rate of decay is determined by the half-life of the substance. The formula provided in the question allows us to calculate the amount of uranium-240 remaining after any given amount of time, based on its initial amount and half-life.

Learn more about Radioactive decay

brainly.com/question/1770619

#SPJ11

The radioactive substance uranium-240 has a half-life of 14 hours.  The amount of the sample remaining after 11 hours is approximately 2265 grams, and the amount of the sample remaining after 50 hours is approximately 95 grams.

The formula for the amount of uranium-240 remaining after t hours is given by: A(t) = 5600 * (1/2)^(t/14).
Find the amount of the sample remaining after 11 hours, we substitute t = 11 into the formula and evaluate:
A(11) = 5600 * (1/2)^(11/14)
A(11) ≈ 2265 grams (rounded to the nearest gram)
Find the amount of the sample remaining after 50 hours, we substitute t = 50 into the formula and evaluate:
A(50) = 5600 * (1/2)^(50/14)
A(50) ≈ 95 grams (rounded to the nearest gram)
Therefore, the amount of the sample remaining after 11 hours is approximately 2265 grams, and the amount of the sample remaining after 50 hours is approximately 95 grams.

Read more about Radioactive substance.

https://brainly.com/question/1160651

#SPJ11

A study reports that in 20102010 the population of the United States was 308,745,538308,745,538 people and the land area was approximately 3,531,9053,531,905 square miles. ​Based on the study, what was the population density, in people per square mile, of the United States in 20102010? ​Round your answer to the nearest tenth. ​

Answers

The population density is 87.4, under the condition that a study report shows that in 2010 the population of the United States was counted to be  308,745,538 people and the land area is approximately 3,531,905 square miles.

Now to evaluate  the population density of the United States in 2010, here we have to use the principles of division
Population density = Population / Land area

Staging  the values from the study
Population density = 308,745,538 / 3,531,905
The evaluated Population density = 87.4 people per square mile

Then, the United State's population density in 2010 was  evaluated as 87.4 people per square mile.

To learn more about population density
https://brainly.com/question/13902749
#SPJ4
The complete question is
A study reports that in 2010 the population of the United States was 308,745,538 people and the land area was approximately 3,531,905 square miles. ​Based on the study, what was the population density, in people per square mile, of the United States in 2010? ​Round your answer to the nearest tenth. ​

100 points Please help asap!

Answers

The solution of the system of equations is given by the ordered pair (-2, 2).

Based on the table, a x-value that is a solution to the equation is -2.

The solution to the equations are (-6, 3) and (-4, -5).

An ordered pair which is the best estimate for the solution of the system is: A. (-0.5, -1.75).

How to graphically solve this system of equations?

In order to graph the solution to the given system of equations on a coordinate plane, we would use an online graphing calculator to plot the given system of equations and then take note of the point of intersection;

8x - 4y = -24    ......equation 1.

4x - 12y = -32  ......equation 2.

Based on the graph shown in the image attached above, we can logically deduce that the solution to this system of equations is the point of intersection of the lines on the graph representing each of them, which lies in Quadrant II, and it is given by the ordered pairs (-2, 2).

Read more on solution and equation here: brainly.com/question/25858757

#SPJ1

Karmen is buying a new car. For the car's exterior, she can choose from three colors-black, gray, or white. For the interior, she can choose between


belge and gray. She can also choose between a manual and an automatic transmission


if Karmen picks a car at random, what is the probability of picking a car that has a black exterior and a belge interior?


What is the probability of picking a car with a belge interior and an automatic transmission?


The probability of Karmen picking a car with a black exterior and a belge interior is


The probability of Karmen picking a car with a belge interior and an automatic transmission is

Answers

The probability of Karmen picking a car with a belge interior and an automatic transmission is 1/6

How to find the probability?

To find the probability, we need to start by identifying the event or situation for which we want to calculate the probability.

Since Karmen has three choices for the exterior color, two choices for the interior color, and two choices for the transmission, the total number of possible car configurations is:

3 x 2 x 2 = 12

This means there are 12 different cars to choose from.

To find the probability of picking a car that has a black exterior and a belge interior, we need to determine how many cars meet these criteria. There is only one car that has a black exterior and a belge interior, so the probability of picking this car is:

1/12

Therefore, the probability of Karmen picking a car with a black exterior and a belge interior is 1/12.

To find the probability of picking a car with a belge interior and an automatic transmission, we need to determine how many cars meet these criteria. There are two cars that have a belge interior and an automatic transmission, so the probability of picking one of these cars is:

2/12

Simplifying this fraction gives:

1/6

Therefore, the probability of Karmen picking a car with a belge interior and an automatic transmission is 1/6.

Learn more about probability

brainly.com/question/11234923

#SPJ11

Para el periódico mural, los alumnos decidieron representar un pino por medio de un triángulo que tiene una superficie de 1. 5m si la base mide 1. 5 m ¿cuanto mide la altura? 

Answers

The height of the triangle is 2 meters.

How tall is triangle?

Para encontrar la altura del triángulo, podemos utilizar la fórmula para calcular el área de un triángulo:

Área = (base x altura) / 2

Sabemos que el área es de 1.5 m² y que la base mide 1.5 m, por lo que podemos despejar la altura de la siguiente manera:

1.5 m² = (1.5 m x altura) / 2

Multiplicando ambos lados por 2:

3 m² = 1.5 m x altura

Despejando la altura:

altura = 3 m² / 1.5 m

altura = 2 m

Por lo tanto, la altura del triángulo que representa al pino en el periódico mural es de 2 metros.

Learn more about triángulo

brainly.com/question/27901271

#SPJ11

The box plot displays the number of push-ups completed by 9 students in a PE class.

A box plot uses a number line from 12 to 58 with tick marks every 2 units. The box extends from 27.5 to 42.5 on the number line. A line in the box is at 37. The lines outside the box end at 15 and 55. The graph is titled Push-Ups In PE and the line is labeled Number of Push-Ups.

Which of the following represents the value of the lower quartile of the data?

27.5
37
42.5
55

Answers

the answer is Q1 = 27.5

Morris shovels driveways during a big snowstorm. He charges $25 to shovel a drive way. He can shovel a drive way in a half hour assuming that he worked back to back how much could he make in 5 hours

Answers

Answer:

250

Step-by-step explanation:

5 x 2= 10

25 x 10= 250

Write the product 5x2/3 as the product of a whole number and a unit fraction

Answers

The product 5x^(2/3) can be written as the product of the whole number 5 and the unit fraction 1/x^(-2/3), which simplifies to x^(2/3)/1 or just x^(2/3). So, we have:

5x^(2/3) = 5 * (1/x^(-2/3)) = 5x^(2/3) = 5 * (x^(2/3) / 1) = 5x^(2/3) = 5x^(2/3)

To write the product 5x^(2/3) as the product of a whole number and a unit fraction, we need to express x^(2/3) as a unit fraction.

Recall that a unit fraction is a fraction with a numerator of 1, so we need to find a fraction that has 1 as the numerator and x^(2/3) as the denominator. We can do this by using the reciprocal property of exponents:

x^(2/3) = 1 / x^(-2/3)

Now we can substitute this expression into the original product:

5x^(2/3) = 5 * (1 / x^(-2/3))

Simplifying the right-hand side of the equation, we can write it as:

5 / x^(-2/3) = 5x^(2/3)

To know more about unit fraction refer to

https://brainly.com/question/30860953

#SPJ11

Write the equation in factored form:

so x= what values?

What do the solutions for x mean?

x2−4x−21=0

Answers

x2 - 4x -21=0
For factorising first split the middle
term - 4x as - 7x and + 3x as -7x + 3x
- 4x and (-7x) (3x) = - 21 x2
=×2-7× +3x -21=0
= x (x-7) + 3(x -7) = 0
= (x + 3) (x - 7) = 0
Hence. the factors of x2 - 4x - 21 =
O are (x + 3) and (x - 7).

600 is writtena s 2^a x b x c^d
where a , b, c and d are all prime numbers
Find the value of a,b,c and d

Answers

Answer:

a = 3

b = 1

c = 5

d = 2

Step-by-step explanation:

To find the prime factorization of 600, we can use trial division by dividing by the smallest prime numbers until we reach a prime factor:

600 ÷ 2 = 300

300 ÷ 2 = 150

150 ÷ 2 = 75

75 ÷ 3 = 25

25 ÷ 5 = 5

Therefore, the prime factorization of 600 is:

600 = 2^3 × 3^1 × 5^2

So, a = 3, b = 1, c = 5, and d = 2.

To the nearest cubic​ centimeter, what is the volume of the regular hexagonal​ prism?

a hexagonal prism has a height of 7 centimeters and a base with a side length of 3 centimeters. a line segment of length 2.6 centimeters connects a point at the center of the base to the midpoint of one of its sides, forming a right angle.


the volume of the regular hexagonal prism is about ___ cm3

Answers

Rounded to the nearest cubic centimeter, the volume of the regular hexagonal prism is approximately 82 [tex]cm^3.[/tex]

To calculate the volume of the regular hexagonal prism, we need to find the area of the base and multiply it by the height.

The base of the prism is a regular hexagon with side length 3 centimeters. The formula for the area of a regular hexagon is:

[tex]Area = (3√3/2) * (side length)^2.[/tex]

Substituting the given side length of 3 centimeters:

[tex]Area = (3√3/2) * 3^2[/tex]

= (3√3/2) * 9

= (27√3/2).

Now, let's calculate the volume by multiplying the base area by the height:

Volume = Area * height

= (27√3/2) * 7

≈ 81.729[tex]cm^3[/tex].

To know more about regular hexagonal prism, refer here:

https://brainly.com/question/23646357

#SPJ11

Ed


8. A watering can holds 3 liters of water.


If Patricia waters her vegetable garden


5 times a day and uses one full can in


all, how many milliliters of water does


she use each time she waters?


~ 60 mL


B 3,000 mL


© 600 mL


D 300 ml


SNO


9. Find 4-5.

Answers

8. Patricia uses 600 milliliters of water each time she waters her vegetable garden. The correct option is A © 600 mL.

9. 4-5 =-1

For first question:

8. A watering can holds 3 liters of water, and Patricia waters her vegetable garden 5 times a day using one full can in total. To find out how many milliliters of water she uses each time, you need to first convert the 3 liters to milliliters (1 liter = 1,000 milliliters) and then divide by 5.

3 liters × 1,000 milliliters/liter = 3,000 milliliters
3,000 milliliters ÷ 5 = 600 milliliters

So, Patricia uses 600 milliliters of water each time she waters her vegetable garden. The correct answer is 600 mL.

9. For second question, the calculation is as follows:

4 - 5 = -1

To know more about amount of water, refer to the link below:

https://brainly.com/question/23170599#

#SPJ11

Mathematical
PRACTICE
Use Algebra For Exercises 11-13,
2 x P
40
refer to the equation 5 x 9
100
2
11. What must be true about p and q if the equation show
equivalent fractions?

Answers

p and q both are equal and p=q=20.

Given are an equation show equivalent fractions 2p/5q = 40/100

We need to find the p and q,

So

2p/5q = 40/100

2p/5q = 2×20/2×20

p/q = 20/20

p/q = 1

p = q

Therefore p and q both are equal and p=q=20.

Learn more about equivalent fraction click;

https://brainly.com/question/29766013

#SPJ1

Terri is beginning a science experiment in the lab. The instructions call for 227 milligrams of potassium. Calculate the difference between this amount and 1 gram

Answers

The difference between the amount of potassium called for in the experiment (0.227 grams) and 1 gram is 0.773 grams.

The amount of potassium called for in the experiment is 227 milligrams. To convert milligrams to grams, we divide by 1000: 227/1000 = 0.227 grams.

The amount of 1 gram is larger than 0.227 grams. To find the difference between the two amounts, we subtract the smaller amount from the larger amount:

1 gram - 0.227 grams = 0.773 grams

Therefore, the difference between the amount of potassium called for in the experiment (0.227 grams) and 1 gram is 0.773 grams.

Learn more about "difference ":

https://brainly.com/question/17695139

#SPJ11

A, b & c form the vertices of a triangle.
∠cab = 90°,
∠abc = 65° and ac = 8.9.
calculate the length of bc rounded to 3 sf.

Answers

The length of BC rounded to 3 significant figures is 6.98.

Since ∠cab = 90°, we can use the Pythagorean Theorem to find the length of AB.

Let's call BC = x, then we have:

sin(65°) = AB/BC

AB = sin(65°) * BC

In right triangle ABC, we have:

AB^2 + BC^2 = AC^2

(sin(65°) * BC)^2 + BC^2 = 8.9^2

Solving for BC, we get:

BC = 8.9 / sqrt(sin^2(65°) + 1)

BC ≈ 6.98

Therefore, the length of BC rounded to 3 significant figures is 6.98.

To know more about length, visit:

https://brainly.com/question/9842733#

#SPJ11

3. The insurance company also offers safety glass coverage. There is a 50% chance of no repairs ($0), a 30% chance of minor repairs ($50), and a 20% chance of full replacement ($300). Which plan for optional safety glass coverage has the lower expected cost?

Enter your answer.

Answers

Plan C has the lower expected cost, so, this is best to minimize costs for safety glass coverage.

How can we compare the plans?

In order to compare expected cost of Plan C and D, we must calculate expected payout for each plan and add to the premium.

For Plan C, expected payout is:

= 0.5*(0) + 0.3*(50) + 0.2*(300)

= 15 + 60

= 75

The total expected cost of Plan C is:

= 75 + 50 + 20

= 145

For Plan D, expected payout is:

= 0.5*(0) + 0.3*(50) + 0.2*(300)

= 15 + 60

= 75

The total expected cost of Plan D is:

= 75 + 100 + 0

= 175

Therefore, the Plan C has the lower expected cost.

Read more about glass coverage

brainly.com/question/30557791

#SPJ1

Rotate the vector (0,2) 270°


clockwise about the origin.

Answers

The rotated vector is (-2,0). To see why, imagine the original vector (0,2) plotted on the coordinate plane. To rotate it 270° clockwise about the origin, we can first rotate it 90° clockwise to get (2,0), then rotate that 180° clockwise to get (-2,0).

To understand this geometrically, think of the vector (0,2) as pointing straight up on the y-axis. Rotating it 90° clockwise means it now points to the right on the x-axis. Then, rotating it another 180° clockwise means it points straight down on the negative y-axis, which corresponds to the vector (-2,0).

In general, to rotate a vector (x,y) by an angle θ about the origin, we can use the following formulas: x' = x cos θ - y sin θ. y' = x sin θ + y cos θ In this case, θ = 270°, so cos θ = 0 and sin θ = -1.

Plugging in x=0, y=2, we get: x' = 0 - 2(-1) = 2 y' = 0(270) + 2(0) = 0. So the rotated vector is (2,0), which corresponds to (-2,0) because we rotated it clockwise instead of counterclockwise.

Learn more about vector here:

https://brainly.com/question/24256726

#SPJ4

A car drives down a road in such a way that its velocity ( in m/s) at time t (seconds) is v(t) =1t^(1/2) + 4 Find the car's average velocity in (m/s) between t=4 and t=10.Â

Answers

To find the car's average velocity between t=4 and t=10, we need to use the formula:

average velocity = (change in displacement) / (change in time)

Since we are only given the velocity function, we need to first find the displacement function by integrating the velocity function:

displacement = ∫(1t^(1/2) + 4) dt

displacement = (2/3)t^(3/2) + 4t + C

where C is the constant of integration.

Since we are only interested in the change in displacement between t=4 and t=10, we can ignore the constant of integration.

change in displacement = [(2/3)10^(3/2) + 4(10)] - [(2/3)4^(3/2) + 4(4)]

change in displacement = 28.147 - 14.265

change in displacement = 13.882

Now we can use the formula for average velocity:

average velocity = (change in displacement) / (change in time)

average velocity = 13.882 / (10 - 4)

average velocity = 1.98 m/s

Therefore, the car's average velocity between t=4 and t=10 is 1.98 m/s.

Learn more about average velocity,

https://brainly.com/question/24824545

#SPJ11

Which of these could be the side lengths of a right triangle? list all possible answers and show your work for full marks.

a) 4-7-10
b) 36-48-60
c) 6-10-14
d) 14-48-50

Answers

The sets of side lengths that could form a right triangle are 36-48-60 (option b) and 14-48-50 (option d).

To determine which of these sets of side lengths could form a right triangle, we will use the Pythagorean theorem (a² + b² = c²), where a and b are the shorter sides and c is the hypotenuse. Let's evaluate each option:

a) 4-7-10
Applying the Pythagorean theorem: 4² + 7² = 16 + 49 = 65, which is not equal to 10² (100). So, this set does not form a right triangle.

b) 36-48-60
Applying the Pythagorean theorem: 36² + 48² = 1296 + 2304 = 3600, which is equal to 60² (3600). So, this set does form a right triangle.

c) 6-10-14
Applying the Pythagorean theorem: 6² + 10² = 36 + 100 = 136, which is not equal to 14² (196). So, this set does not form a right triangle.

d) 14-48-50
Applying the Pythagorean theorem: 14² + 48² = 196 + 2304 = 2500, which is equal to 50² (2500). So, this set does form a right triangle.

In conclusion, the sets of side lengths that could form a right triangle are 36-48-60 (option b) and 14-48-50 (option d).

To know more about " Pythagorean theorem" refer here:

https://brainly.com/question/14930619#

#SPJ11

Other Questions
How is the product of a complex number and a real number represented on the complex plane?Consider the product of 24i and 3. Drag a value or phrase into each box to correctly complete the statements Playstations and playstation games are complementary goods. a technological advance in the production of playstations will A few months ago you started working in the it department for a small manufacturing company located in a rural area. many of the employees live in the area and have worked for this company their entire careers. the local community views the company favorably, and it has a reputation among its customers as a reputable business. because of an email virus, the company recently suffered a ransomware attack that locked down their billing system and caused some significant delays in collecting payments from customers. the breach made the local news, and was written about in an industry blog. as a result, the corporate office decided it was time to invest in modernizing their security systems. emmett, the vp of operations has asked you to assess the company's current security processes, recommend improvements, and implement new security measures. during the initial risk assessment, you identified the it systems most relevant to the company's billing processes and found several areas with significant security gaps and room for improvement and upgrades. stem choose initial focus given the company's concerns, what should you focus on first? a. business continuity b. end-user education c. physical security Zamir is researching voting requirements. Which source is most credible?an article in a recent government publication describing who can vote in the USan opinion piece by a teenager wanting to lower the voting age to 14an interview with voters on election dayan advertisement for registering to vote What is the torque exerted by the wrench in scenario c?What is the torque exerted by the wrench in scenario d?If you've figured out all of the torques correctly, then you can clearly see that the scenario with the highest torque is: John is planning an end of the school year party for his friends he has $155 to spend on soda and pizza he knows he has to buy 10 2 L bottles of soda choose the any quality and calculate the greatest number of pizzas he can buy RESOURCESWhich phrase in the sentence is the whole subject?Last night, three young men in suits came into the storeto buy coffee."Last night, three youngmen in suits""Last night, three youngmen"MENU"three young men in suits""three young men"SUBMIT Think about favorite hobbies or the activities you do in your free time. Write a blog post about three of your hobbies. Use adverbs of fruency and because, so or thats why. Write about 120 words got all wrong answers chegg. dont copy the previous answer.answer this in 10 minutes. else downvote.Market Value of Property : 90 Lakhs Loan Exposure: 144 Lakhs DSV Haircut : 20% Find out Net Assets at Risk. discuss two ways you would evaluate the outcomes of the campaign The list below includes information from Alfred Thayer Mahan about the importance of sea powerto U.S. foreign policy. expansion of the navy territorial expansion to provide refueling stations development of battleship technologyHow did this information influence foreign policy decisions made by the U.S. government duringthe late 1800s?A Diplomats were sent to promote democracy in new territories.B. Textile factories were encouraged to expand to new territories.C. Military alliances were created to provide battleships for other nations.D. Ports were annexed from other nations to be used as refueling locations. A ball drops some distance through the air, gaining 20 j of kinetic energy while experiencing some air resistance. how much gravitational potential energy did the ball lose You can hold a box against a rough wall and prevent it from slipping doen by pressing hard horizontally. if the coefficient os static friction is 0.35 and the box has a mass of 14.2 kg, what minimum force f will keep thebox from falling Write the implementation file, priority queue. C, for the interface in the given header file, priority queue. H. Turn in your priority queue. C file and a suitable main program, main. C, that tests the opaque object. Priority queue. H is attached as a file to this assignment but is also listed here for your convenience. Your implementation file should implement the priority queue using a heap data tructure. Submissions that implement the priority queue without using a heap will not receive any credit write 1/r^2 in terms of spherical bessel functions The health insurance portability and accountability act of 1996. How many doctors have left Venezuela in 12 years, according to the Venezuelan Federation of Doctors? In Ms. Marshall's class, individual students can earn tickets for engaging in academic work and for demonstrating positive classroom behavior. At the end of the week, each student can exchange their tickets for a reward This is an example of:A. observational learningB. classical conditioningC. a token reinforcement systemD. group consequeces Analyzing Tension in the Rising Action of "New Chicago"This activity will help you meet these educational goals: You will identify and analyze how order of events and pacing are used to create tension and suspense. You will write an analysis of how an author uses order of events and pacing to create tension and suspense.DirectionsRead the instructions for this self-checked activity. Submit your response to each question and check your answers. At the endof the activity, complete the final item to connect and reflect on your work.ActivityIn this lesson, you analyzed how Kelley Armstrong uses order of events and pacing to build tension and suspense in the risingaction of "New Chicago." In this activity, you'll write a two-paragraph analysis of how Kelley Armstrong uses order of events andpacing to create tension and suspense in "New Chicago." As you plan and draft your writing, you can use your graphicorganizer, refer to your notes and annotations in the Read and Analyze section of this lesson, or access the text heree.Part AUse the table to plan your written analysis. You may use the notes from your How the Author Builds Tension andSuspense Graphic Organizer to complete the table. Notice that paragraph 1 will focus on order of events and paragraph2 will focus on pacing..First, identify textual evidence, or examples, from "New Chicago" that demonstrates the technique.Then, explain how that evidence and technique create tension or suspense in the story. The original selling price of a jacket was ss dollars. The selling price was then changed on two occasions by the store owner. Its price is now represented by 0. 85(1. 4s)0. 85(1. 4s). Which expression could explain what happened to the price of the jacket?