HELP PLS & THANK YOU
Answer:
Step-by-step explanation:
The enrollment of students at a school is decreasing at a constant rate of 5 % per year what percent remains after one year
Answer: depends but just subtract 5 from the original rate
Step-by-step explanation:
example
100 to 95 to 90 to 85 to 80 and etc.
Part A Convert the mixed fraction into an improper fraction. 5 9 17 5 17 9 = = 94 17 Part B Select the decimal equivalent to the improper fraction in PART A approximated to two decimal places: (b) A 5.525 B 5.535 C 5.55 D 5.625
Part A: To convert the mixed fraction 5 9/17 to an improper fraction, we first multiply the whole number (5) by the denominator of the fraction (17), and then add the numerator (9). This gives us:
5 x 17 + 9 = 94
So 5 9/17 as an improper fraction is 94/17.
Part B: To find the decimal equivalent of 94/17, we divide the numerator (94) by the denominator (17) using a calculator or long division. The answer is approximately 5.53 when rounded to two decimal places.
Therefore, the decimal equivalent of the improper fraction 94/17 approximated to two decimal places is option B: 5.535.
A bag contains five red socks and eight blue socks. Lucky reaches into the bag and randomly selects two socks without replacement. What is the probability that Lucky will get different colored socks? Express your answer as a common fraction. I will give brainliest if you give a full explanation, I have the answer but I need to know HOW to solve the problem!!!
The probability that Lucky will get different colored socks is 1/6 or 1 out of 6.
To solve this problem, we can use the concept of probability and combinations.
Step 1: Determine the total number of possible outcomes.
When Lucky selects two socks without replacement, there are a total of 13 socks in the bag (5 red + 8 blue). So, the total number of possible outcomes is given by selecting 2 socks out of 13, which is represented as C(13, 2) or 13 choose 2.
C(13, 2) = (13!)/(2!(13-2)!) = (13 * 12)/(2 * 1) = 78
Step 2: Determine the number of favorable outcomes.
For Lucky to get different colored socks, there are two cases to consider: selecting a red sock first and a blue sock second, or selecting a blue sock first and a red sock second.
Case 1: Red sock first, then blue sock:
The number of ways to select one red sock out of five is C(5, 1) = 5. After selecting one red sock, there are eight blue socks remaining, and Lucky needs to select one blue sock out of eight, which is C(8, 1) = 8.
Case 2: Blue sock first, then red sock:
The number of ways to select one blue sock out of eight is C(8, 1) = 8. After selecting one blue sock, there are five red socks remaining, and Lucky needs to select one red sock out of five, which is C(5, 1) = 5.
So, the total number of favorable outcomes is 5 + 8 = 13.
Step 3: Calculate the probability.
The probability of getting different colored socks is the ratio of the number of favorable outcomes to the total number of possible outcomes:
P(Different Colored Socks) = Number of Favorable Outcomes / Total Number of Possible Outcomes
= 13 / 78
= 1/6
Therefore, the probability that Lucky will get different colored socks is 1/6 or 1 out of 6.
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what is the area of each student's photo?
The area of students photo with sides 10cm by 8cm is 80cm².
How to calculate the areaOn order to calculate the area of a student's photo, one can use the formula for the area of a rectangle, which is:
Area = length x width. You can simply multiply the two numbers together to get the area of the photo in that unit squared (e.g. square centimeters).
If a student's photo has a length of 10 centimeters and a width of 8 centimeters, the area of the photo would be:
Area = 10 cm x 8 cm = 80 cm²
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What is the area of students photo with sides 10cm by 8cm
i cant do math no more
Answer:
(1, 4)
Don't worry, I feel the same way sometimes, :)
Please give me Brainliest :)Step-by-step explanation:
Substitute the bottom equation into the top.
If y=3x+1, than the first y will equal 3x+1.
3x+1 = x+3
Subtract 1 from 3
3x = x+2
Subtract x from 3x.
2x=2
Divide everything by 2.
x=1
Now substitute it in the equation.
1. y=1 + 3
y=4
2. y= 3(1) + 1
y=3+1
y=4
(1, 4)
f(x,y)-x' + y -6y? - 3x + 9 a. To find the critical points, you must first use calculus to set up a system of equations. Show how you would derive the system of equations, and then write the system in the box provided. Write system of equations in this box. . Solve the system of equations. Show all of your work. No calculators please. List all of the critical points in this box
To find the critical points of the function f(x,y) = x' + y - 6y - 3x + 9, we need to take the partial derivatives with respect to x and y and set them equal to zero.
∂f/∂x = -3 = 0
∂f/∂y = 1 - 6 = -5 = 0
So the system of equations is:
-3 = 0
-5 = 0
These equations have no solutions, which means there are no critical points for this function.
Therefore, the list of critical points is empty.
Hello! I'd be happy to help you find the critical points of the given function. The function is:
f(x,y) = x' + y - 6y? - 3x + 9
To find the critical points, we need to find the partial derivatives of the function with respect to x and y, and then set them equal to zero:
∂f/∂x = ∂(x' + y - 6y? - 3x + 9)/∂x
∂f/∂y = ∂(x' + y - 6y? - 3x + 9)/∂y
Now, let's calculate the partial derivatives:
∂f/∂x = 1 - 3
∂f/∂y = 1 - 12y
The system of equations is:
1. ∂f/∂x = 1 - 3 = 0
2. ∂f/∂y = 1 - 12y = 0
Now let's solve the system of equations:
1. 1 - 3 = 0 → -2 = 0 (this equation cannot be satisfied)
Since the first equation cannot be satisfied, there are no critical points for the given function.
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Four gallons of paint are used to paint 20 chairs and 5 small tables. If each chair and table used the same amount of paint, how many gallons are used to pain each piece of furniture? between what two wholes numbers lie?
Answer:
0.16 gallons of paint
the number lies between 0 and 1
Step-by-step explanation:
Chairs and tables used the same amount of paint,
20x + 5x = 4
25x = 4
x = 0.16
So, each piece of furniture will use 0.16 gallons of paint.
A resale store is having a sale on DVDs and CDs. DVDs cost $7 and CDs cost $4. On one day, the store made $211 from DVD and CD sales and sold a total of 40 items. Write a system of equations, then solve to find how many DVDs and CDs were sold
Answer:
17 DVDs and 23 CDs
Step-by-step explanation:
x is the number of DVDs
y is the number of CDs
7x + 4y = $211
x + y = 40 ----(x4)----> 4x + 4y = 160
3x = 51
x = 17
x + y = 40
17 + y = 40
y = 23
In conclusion, 17 DVDs and 23 CDs were sold.
Complete the following statement. Use the integers that are closest to the number in the
middle.
44
The closest integers to 44 are 43 and 45.
How to find the integers closest to 44?To complete the statement using the integers closest to the number in the middle, we need to determine the middle number in a sequence or set of numbers. However, the given prompt only provides the number "44" without any context or additional information.
If we assume that the number "44" is part of a sequence or set, we would need more information to determine the middle number and complete the statement accurately.
Without additional context or information, it is not possible to provide a specific answer or complete the statement. Please provide more details or clarify the question to assist further.
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A.
kyle swam 4 laps in the pool on monday. he swam
6 times as many laps on tuesday. choose true or false
for each statement.
a. the expression 6 x 4 represents the number of
x
laps kyle swam on tuesday.
b. the words 6 times as many as 4 represents the
number of laps kyle swam on tuesday.
c. the number of laps kyle swam on tuesday can be
found by solving the equation ? = 6 x 4.
d. kyle swam 10 laps on tuesday.
A. Kyle swam 4 laps in the pool on Monday. He swam 6 times as many laps on Tuesday.
a. The expression 6 x 4 represents the number of laps Kyle swam on Tuesday.
b. The words "6 times as many as 4" represent the number of laps Kyle swam on Tuesday.
c. The number of laps Kyle swam on Tuesday can be found by solving the equation x = 6 x 4.
d. Kyle swam 10 laps on Tuesday.
a) True. Since Kyle swam 6 times as many laps on Tuesday as he did on Monday (4 laps), you would multiply 6 by 4 to find the number of laps he swam on Tuesday.
b) True. This phrase means that Kyle swam 6 times the number of laps he swam on Monday (4 laps), which gives you the number of laps he swam on Tuesday.
c) True. This equation represents the total number of laps Kyle swam on Tuesday. By solving the equation, you can determine that Kyle swam 24 laps on Tuesday.
d) False. Based on the information given and the calculations made, Kyle actually swam 24 laps on Tuesday, not 10.
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(1 point) Find the maximal area of a right triangle with hypotenuse of length 3.
The maximal area of a right triangle with hypotenuse of length 3 is 0.
How to calculate the maximal area?Let's call the legs of the right triangle a and b.
Since the hypotenuse has length 3, we know that a² + b² = 3² = 9
The area of the triangle is given by A = 1/2 ab.
We want to maximize A subject to the constraint a² + b²= 9.
One way to do this is to use the method of Lagrange multipliers.
We want to maximize the function f(a, b) = 1/2 ab subject to the constraint g(a, b) = a²+ b² - 9= 0. The Lagrangian is then:
L(a, b, λ) = f(a, b) - λg(a, b) = 1/2 ab - λ(a² + b² - 9)
To find the maximum, we need to solve the system of equations:
∂L/∂a = 0∂L/∂b = 0∂L/∂λ = 0Taking the partial derivatives and setting them equal to zero, we get:
b/2 - 2λa = 0a/2 - 2λb = 0a² + b²- 9 = 0Solving the first two equations for a and b in terms of λ and plugging them into the third equation,
we get:
4λ² + 1 = 0
Then from the constraint a² + b² = 9, we have a = ±3.
The area of the triangle in this case is A = 1/2 ab = 0.
Therefore, the maximal area of a right triangle with hypotenuse of length 3 is 0, and it is achieved when one of the legs has length 0.
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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 (more than, fewer than, the same as,)the initial number of site visits, and the number of video views grew by (a smaller factor, the same factor, a larger factor) the number of site visits.
The difference between the total number of site visits and the video views after 5 weeks is(15,625, 20,825, 36,450, 52,075)
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) the number of site visits. The difference between the total number of site visits and the video views after 5 weeks is (20,825).
Video views refer to the number of times a video has been watched or viewed by viewers.
A site visit refers to a visit or session by a user to a website. It occurs when a user accesses and interacts with webpages or content on a particular website.
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) the number of site visits. The difference between the total number of site visits and the video views after 5 weeks is (20,825).
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I MAKE U BRAINLIEST solve for x
Answer: 9
Step-by-step explanation:
The angle is 1/2 of the arc angle
Since the tangent line is a line, I know the angle on the other side of 78 is
180-78 = 102
That angle, 102, is 1/2 the arc angle
102 = 1/2 (23x -3) > multiply both sides by 2
204 = 23x -3 > add 3 to both sides
207 = 23x >divide both sides by 23
x=9
Fill in the blank: as the number of trials gets ____________, the experimental probability of an event approaches the theoretical probability of the event.
As the number of trials gets larger, the experimental probability of an event approaches the theoretical probability of the event.
The Law of Large Numbers, a key idea in probability theory, holds that as trials or experiments are conducted, the experimental probability of an occurrence tends to converge toward the theoretical or predicted probability of that event.
In other words, the experimental results improve in accuracy and reliability as the sample size grows when forecasting the actual course of an event. This is because a bigger sample size reduces the significance of random changes or data errors and increases the likelihood that the experimental results will accurately reflect the true underlying probability of the event.
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1. What is the probability of rolling a # larger than 2 and drawing an Ace or 4? A 2 3 4 5
The probability of rolling a number larger than 2 and drawing an Ace or 4 is 2/39. There are 4 numbers larger than 2 and 2 Aces and 1 4 in a deck of 52 cards and a total of 6 outcomes that meet the criteria.
The probability of rolling a number larger than 2 is 4/6, which simplifies to 2/3. The probability of drawing an Ace or 4 is 4/52, which simplifies to 1/13. To find the probability of both events happening, you multiply the probabilities
P(rolling a number larger than 2 and drawing an Ace or 4) = P(rolling a number larger than 2) x P(drawing an Ace or 4)
= (2/3) x (1/13)
= 2/39
Therefore, the probability of number larger than 2 and drawing an Ace or 4 is 2/39.
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Dina has a mass of 50 kilograms and is waiting at the top of a ski slope that’s 5 meters high. the maximum kinetic energy she can reach when she skis to the bottom of the slope is joules. use pe = m × g × h and g = 9.8 m/s2. ignore air resistance and friction.
Dina can reach a maximum kinetic energy of 2450 Joules when she skis to the bottom of the slope.
How much kinetic energy can Dina reach?Potential energy (PE) = m x g x h
where m = mass, g = acceleration due to gravity, and h = height
Here, Dina's mass (m) = 50 kg, height (h) = 5 m, and acceleration due to gravity (g) = 9.8 m/s².
So, PE = 50 x 9.8 x 5
PE = 2450 Joules
When Dina skis down the slope, all of her potential energy will be converted into kinetic energy (KE) at the bottom of the slope, neglecting any losses due to friction and air resistance.
Thus, the maximum kinetic energy (KE) Dina can reach at the bottom of the slope is also 2450 Joules.
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The maximum kinetic energy she can reach when she skis to the bottom of the slope is 2452 joules
To find the maximum kinetic energy that Dina can reach when she skis to the bottom of the slope, we need to use the principle of conservation of energy, which states that the total energy of a system remains constant.
At the top of the slope, Dina has potential energy due to her position relative to the ground. This potential energy is given by:
PE = m × g × h
where m is Dina's mass (50 kg), g is the acceleration due to gravity (9.8 m/s^2), and h is the height of the slope (5 m).
PE = 50 kg × 9.8 m/s^2 × 5 m = 2450 J
When Dina skis to the bottom of the slope, all of her potential energy is converted into kinetic energy, which is given by:
KE = 1/2 × m × v^2
where v is her velocity at the bottom of the slope.
To find the maximum velocity, we can use the fact that the total energy of the system remains constant:
PE = KE
2450 J = 1/2 × 50 kg × v^2
v^2 = 98 m^2/s^2
v = sqrt(98) = 9.90 m/s
Finally, we can substitute this velocity into the kinetic energy equation to find the maximum kinetic energy that Dina can reach:
KE = 1/2 × 50 kg × (9.90 m/s)^2 = 2452 J
Therefore, Dina can reach a maximum kinetic energy of 2452 Joules when she skis to the bottom of the slope.
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John has $23. 65 spend on a book and magazines. The book costs $5. 95z the magazines cost $2. 95 each. A) write an equation that models the number of magazines that John can afford. B) solve the equation
John can afford approximately 6 magazines.
A) To write an equation that models the number of magazines John can afford, let's denote the number of magazines as 'm'. Since each magazine costs $2.95 and John has a total of $23.65 to spend, the equation can be expressed as:
2.95m + 5.95 = 23.65
B) To solve the equation, we can isolate the variable 'm' by subtracting 5.95 from both sides:
2.95m = 23.65 - 5.95
2.95m = 17.70
Then, divide both sides by 2.95:
m = 17.70 / 2.95
m ≈ 6
Therefore, John can afford approximately 6 magazines.
In conclusion, the equation 2.95m + 5.95 = 23.65 models the number of magazines John can afford, and by solving it, we find that he can purchase approximately 6 magazines with the given amount of money.
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6 Moses makes a school spirit flag. He has as many yards of red fabric as blue
fabric. He buys 2 yards more red fabric. Now he has equal amounts of red and
blue fabric. Use x to represent the amount of blue fabric. Which equations could
you use to find the amount of red fabric Moses has? Select all that apply.
A X =
B x= x + 2?
x = 2
1/x + 273
x= 1/3x - 223
E x + 2 2 2 = 1/3 x + 2 2 3
C X=
D x- 27 28 = 1/3 x
F * = }}x+ 2
2 2 3
The equations to find the amount of red fabric Moses has are X = x + 2 and X + 222 = 1/3x + 223. These equations are obtained by using x as the amount of blue fabric and setting up equations based on the given information. So, the correct answer is A) and E).
There are two equations that can be used to find the amount of red fabric Moses has
X = x + 2, This equation represents the fact that Moses bought 2 more yards of red fabric than he originally had of blue fabric. So, the amount of red fabric (X) is equal to the amount of blue fabric (x) plus 2.
X + 222 = 1/3x + 223, This equation represents the fact that after buying 2 more yards of red fabric, Moses has equal amounts of red and blue fabric.
So, the amount of red fabric (X) plus 222 (the additional 2 yards he bought) is equal to one-third of the amount of blue fabric (1/3x) plus 223 (the original 2 yards of red fabric he had).
Therefore, the equations that could be used to find the amount of red fabric Moses has are A) and E).
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--The given question is incomplete, the complete question is given
" 6 Moses makes a school spirit flag. He has as many yards of red fabric as blue fabric. He buys 2 yards more red fabric. Now he has equal amounts of red and blue fabric. Use x to represent the amount of blue fabric. Which equations could you use to find the amount of red fabric Moses has? Select all that apply.
A X = x + 2
B x = 2
C 1/x + 273
D x= 1/3x - 223
E x + 2 2 2 = 1/3 x + 2 2 3
F x- 27 28 = 1/3 x
G = x+ {{22}*2}^3 "--
Arrange the following assets and liabilities and construct a net worth statement. Assets and Liabilities Amount Checking account $14,532 Student Loan $1,225 Retirement Savings $43,675 Credit Card Debt $3,876 Car (paid off) $12,225 Home Loan Balance $65,225 Create a table or list for assets and another for liabilities. Find the total amount for all assets and the total amount of liabilities. What is the net worth?
The net worth is about $106.
This can be calculated by the addition of liabilities and assets amount
Assets - Amount
Checking amount - $14,532
Retirement savings- $43,675
Car - $12,225
Therefore total assets equal to: $70,432
Now, for liabilities
Liabilities - Amount
Student loan $1,225
Credit card debt $3,876
Home loan balance $65,225
Therefore total liabilities equals to: $70,326
The net worth can be find out by subtracting the total liabilities from the total assets:
Hence Net worth = Total assets- Total liabilities
= $70,432- $70,326
= $106
Therefore the total net worth is about $106.
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Math
learning
area of circles - item 34972
the diameter of a quarter is about 1 in.
you trace around the edge of the quarter on a sheet of paper.
what is the area of the circle on the paper?
use 3. 14 as an approximation for a round your answer to the nearest tenth,
the area of the circle on the paper is approximately 0.8 square inches.
To find the area of the circle traced on the paper, we'll use the formula for the area of a circle, which is A = πr², where A is the area, π is approximately 3.14, and r is the radius.
The diameter of the quarter is about 1 inch, so the radius is half of that, which is 0.5 inches. Now, plug the radius into the formula:
A = 3.14 × (0.5)²
A = 3.14 × 0.25
A ≈ 0.785
Therefore, the area of the circle on the paper is approximately 0.8 square inches when rounded to the nearest tenth.
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Nicholas cleans his room in 10 hour. Gloria
cleans her room for 3 minutes and 18 seconds. How many seconds longer does Nicholas clean his room than Gloria?
To determine how many seconds longer Nicholas cleans his room than Gloria, we first need to convert both their cleaning times into seconds.
1. Convert Nicholas's cleaning time to seconds:
Nicholas cleans his room in 10 hours. There are 60 minutes in an hour and 60 seconds in a minute. So, we multiply 10 hours by 60 minutes and then by 60 seconds:
10 hours * 60 minutes/hour * 60 seconds/minute = 36,000 seconds
2. Convert Gloria's cleaning time to seconds:
Gloria cleans her room for 3 minutes and 18 seconds. We convert 3 minutes into seconds by multiplying it by 60 seconds/minute:
3 minutes * 60 seconds/minute = 180 seconds
Now, add the 18 seconds to the 180 seconds:
180 seconds + 18 seconds = 198 seconds
3. Subtract Gloria's cleaning time from Nicholas's cleaning time:
36,000 seconds (Nicholas) - 198 seconds (Gloria) = 35,802 seconds
In conclusion, Nicholas cleans his room for 35,802 seconds longer than Gloria.
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If there is one to one correspondence between two sets, we say that the sets have the same "size" or the same ____________________
If there is a one-to-one correspondence between two sets, we say that the sets have the same "size" or the same "cardinality."
Cardinality is a term used in mathematics and set theory to describe the size or number of elements in a set. It refers to the property of a set that determines how many objects it contains. For example, the cardinality of the set {1, 2, 3} is 3, because it contains three elements. The cardinality of a set can be finite (if it has a specific number of elements) or infinite (if it contains an uncountable number of elements).
Cardinality is usually denoted using the vertical bar notation |A|, where A is the set in question. For example, if A = {a, b, c}, then |A| = 3.
Cardinality is an important concept in mathematics, especially in areas such as set theory, combinatorics, and number theory. It is used to compare the sizes of different sets and to determine the properties of operations that involve sets, such as union, intersection, and complement.
If there is a one-to-one correspondence between two sets, we say that the sets have the same "size" or the same "cardinality."
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Question 7(Multiple Choice Worth 2 points)
(Creating Graphical Representations MC)
A random sample of 100 middle schoolers were asked about their favorite sport. The following data was collected from the students.
Sport Basketball Baseball Soccer Tennis
Number of Students 17 12 27 44
Which of the following graphs correctly displays the data?
histogram with the title favorite sport and the x axis labeled sport and the y axis labeled number of students, with the first bar labeled basketball going to a value of 17, the second bar labeled baseball going to a value of 12, the third bar labeled soccer going to a value of 27, and the fourth bar labeled tennis going to a value of 44
histogram with the title favorite sport and the x axis labeled sport and the y axis labeled number of students, with the first bar labeled baseball going to a value of 17, the second bar labeled basketball going to a value of 12, the third bar labeled tennis going to a value of 27, and the fourth bar labeled soccer going to a value of 44
bar graph with the title favorite sport and the x axis labeled sport and the y axis labeled number of students, with the first bar labeled basketball going to a value of 17, the second bar labeled baseball going to a value of 12, the third bar labeled soccer going to a value of 27, and the fourth bar labeled tennis going to a value of 44
bar graph with the title favorite sport and the x axis labeled sport and the y axis labeled number of students, with the first bar labeled baseball going to a value of 17, the second bar labeled basketball going to a value of 12, the third bar labeled tennis going to a value of 27, and the fourth bar labeled soccer going to a value of 44
Question 8(Multiple Choice Worth 2 points)
(Circle Graphs MC)
A New York City hotel surveyed its visitors to determine which type of transportation they used to get around the city. The hotel created a table of the data it gathered.
Type of Transportation Number of Visitors
Walk 120
Bicycle 24
Car Service 45
Bus 30
Subway 81
Which of the following circle graphs correctly represents the data in the table?
circle graph titled New York City visitor's transportation, with five sections labeled walk 80 percent, bus 16 percent, car service 30 percent, bicycle 20 percent, and subway 54 percent
circle graph titled New York City visitor's transportation, with five sections labeled walk 40 percent, bicycle 8 percent, car service 15 percent, bus 10 percent, and subway 27 percent
circle graph titled New York City visitor's transportation, with five sections labeled subway 40 percent, bus 8 percent, car service 15 percent, bicycle 10 percent, and walk 27 percent
circle graph titled New York City visitor's transportation, with five sections labeled subway 80 percent, bicycle 20 percent, car service 30 percent, bus 16 percent, and walk 54 percent
The correct graph to display the data is: C. Bar graph with the title "favorite sport" and the x-axis labeled "sport" and the y-axis labeled....
Why is a Bar Graph appropriate?A bar graph is an appropriate choice for displaying the data collected from the middle school students because it allows us to compare discrete categories (in this case, sports) and their corresponding frequencies (number of students).
In this case, the data is as follows:
Basketball: 17 studentsBaseball: 12 studentsSoccer: 27 studentsTennis: 44 studentsThe correct bar graph has the title "Favorite Sport" to indicate the subject of the data being represented.
The x-axis is labeled "Sport" and lists the four sports - basketball, baseball, soccer, and tennis - in separate, distinct categories. The y-axis is labeled "Number of Students" and displays the frequency or count of students who chose each sport as their favorite.
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A basketball coach thinks that as his team progresses through the season, his players are not scoring as many points as they were in the previous weeks. He uses a table to record the number of points that his team scores for the first ten weeks of the season. First drop down box answers( positive,negative, or no correlation) second drop down box (correct or incorrect)
The observed relationship can be described as a negative correlation.
The basketball coach observes a decrease in points scored by his team over the first ten weeks of the season.
This indicates a negative correlation between time (progressing through the season) and points scored. Without seeing the data, we cannot determine if the coach's observation is correct or incorrect. However, the observed relationship can be described as a negative correlation.
However, it is important to note that without actually seeing the data and analyzing it, we cannot conclusively determine if the coach's observation is correct or incorrect.
The observed relationship, as described by the coach, suggests a negative correlation, but the strength and significance of this correlation would need to be evaluated through statistical analysis of the data.
In addition, it is also possible that other factors may be influencing the decrease in points scored, such as changes in team strategy, player injuries, or tougher opponents.
Without considering these other factors and analyzing the data, it would be premature to draw definitive conclusions about the relationship between time and points scored.
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Please help me with this math problem!! Will give brainliest!! :)
part a.
the percentage of eggs between 42 and 45mm is 48.48%
part b.
The median width is approximately (42+45)/2 = 43.5mm.
The median length is approximately (56+59)/2 = 57.5mm.
part c.
The width of grade A chicken eggs has a range of about 24mm.
part d.
I think its impossible to determine because we don't have the value for the standard deviation.
The second option should be correct.
What is a histogram?A histogram is described as an approximate representation of the distribution of numerical data.
part a.
From the histogram, we see that the frequency for the bin that ranges from 42 to 45mm is 4 and we have a total of 33 eggwe use this values and calculate the percentage of eggs between 42 and 45mm is 48.48%.
part b.
we have an estimation that the median of the width is 48mm and the median of the length is around 60mm.
part c.
Also from the histogram, we notice that the smallest value is around 36mm and the largest value is around 66mm, hence the width of grade A chicken eggs has a range of about 24mm.
In a histogram, the range is the width that the bars cover along the x-axis and these are approximate values because histograms display bin values rather than raw data values.
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A video game player is creating a user identification to play a game. The identification must consist of one vowel (A, E, I, O, U) followed by any one number (2, 4, 6, 8). What is the probability that the user identification will contain both an E and an 8?
The probability that the user identification will contain both an E and an 8 is 1/20, or 5%.
To determine the probability of a user identification containing both an E and an 8, we will break down the problem step-by-step.
1. Identify the total number of possibilities:
There are 5 vowels (A, E, I, O, U) and 4 even numbers (2, 4, 6, 8). To calculate the total number of possible user identifications, multiply the number of vowels by the number of even numbers:
Total possibilities = 5 vowels × 4 even numbers = 20 combinations
2. Determine the desired outcome:
In this case, we are interested in the combination that has an E followed by an 8. There is only one such combination: E8.
3. Calculate the probability:
To find the probability of the desired outcome, divide the number of desired outcomes by the total number of possible outcomes:
Probability = Desired outcomes / Total possibilities
Probability = 1 / 20
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Chris wants to order DVD's over the internet. Each DVD costs $15. 99 and shipping the entire order costs $9. 99. If he can spend no more than $100, how many DVD's could he buy?
Since Chris can only buy whole DVDs, he can purchase a maximum of 5 DVDs within his $100 budget.
Each DVD costs $15.99, and the shipping for the entire order is $9.99.
We can use the following inequality to represent Chris's budget constraint:
15.99x + 9.99 ≤ 100
Here, x represents the number of DVDs he can buy.
To find the maximum value of x, we can rearrange the inequality:
x ≤ (100 - 9.99) / 15.99 x ≤ 90.01 / 15.99 x ≤ 5.63
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The Louvre is an art museum in Paris. A glass square base pyramid sits in front of the entrance to the museum. If the pyramid is 35 meters wide at the base and 20. 6 meters tall, what was the minimum amount of glass needed to construct the pyramid?
The minimum amount of glass needed to construct the Louvre pyramid is approximately 3133 square meters.
What is the minimum amount of glass needed to construct the glass pyramid in front of the Louvre museum in Paris, if the pyramid is 35 meters wide at the base and 20.6 meters tall?
The surface area of a square base pyramid can be calculated by adding the area of the base to the sum of the areas of the four triangular faces.
The area of the square base is simply the width of the base squared:
Area_base = (35 m)^2 = 1225 square meters
The area of each triangular face can be calculated using the formula:
Area_triangle = (1/2) * base * height
For the Louvre pyramid, the base of each triangular face is equal to the width of the base of the pyramid, which is 35 meters. The height of each triangular face can be found using the Pythagorean theorem:
[tex]height^2 = (1/2 * width)^2 + height^2[/tex]
[tex]height = sqrt((1/2 * 35 m)^2 + (20.6 m)^2)[/tex]
height = 29.2 m
Therefore, the area of each triangular face is:
Area_triangle = (1/2) * (35 m) * (29.2 m) = 508.5 square meters
The total surface area of the pyramid is:
Surface_area = Area_base + 4 * Area_triangle
Surface_area = 1225 + 4 * 508.5
Surface_area = 3133 square meters
Since the pyramid is made of glass, we need to calculate the minimum amount of glass needed to construct it. Assuming the glass is thin and flat, we can simply use the surface area of the pyramid to estimate the amount of glass needed.
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Find the perimeter of the semicircular region. Round your answer to the nearest hundredth
9 m
The perimeter is about
meters
The perimeter of the semicircular region is about 28.27 meters.
We know that the semicircular region is half of a circle.
Let's assume that the radius of the circle is r meters. Then the circumference of the circle is 2πr meters, and the perimeter of the semicircular region is half of that, which is πr meters.
We are given that the radius of the circle is 9 meters, so we can plug that in to get:
The perimeter of the semicircular region = πr
= π(9)
≈ 28.27
Rounding to the nearest hundredth, the perimeter of the semicircular region is about 28.27 meters.
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