What is the sum?
3
2.

Answers

Answer 1
The sum of the question is 5.

Related Questions

How Many texts?please help.

Answers

Answer:

176

Step-by-step explanation:

91/9.10=0.10

17.60/0.10=176

Answer:

176

Step-by-step explanation:

Each employee in a company is either right-handed or left-handed.

32 of the 54 employees are female.

18 of the 41 right-handed employees are male.

Complete the frequency tree for this information.

right-handed

32

left-handed

female

54

18

right-handed

left-handed

male

Total marks: 3

Answers

Answer:

Right handed 41

Right handed male 18

Right handed female 23

Male employees 22

Female employees 32

Left handed 13

Left handed male 4

Left handed female 9

URGENT will give brilliant mark For the reaction 2Na + Cl2 ------ 2NaCl, how many grams of sodium chloride can be produced from 500g of chlorine? ( atomic masses : Na = 23 , Cl = 35.5 g/mol) *

1 point

112 g

319 g

409 g

825 g​

Answers

Answer:

825 g

Step-by-step explanation:

Here's my work:

500g Cl2 l   1mol Cl2  l  2 mol NaCl   l  58.5 g NaCl

                l   71 g Cl2    l  1 mol Cl2      l    1 mol NaCl  

= 823.94  - the rounding can be a little off

The first thing you have to do is convert the 500 g of Cl2 into moles.  So you get the mass of Cl which is 35.5, but Cl is diatomic by itself so you multiply 35.5 x 2 and get 71.   now on the third column you are comparing the mol ratios of the equation.  The equation is 2Na + Cl2 ---> 2NaCl, so you see that there is no coefficient in front of Cl2 so that means there is 1 mol, and then you see that in the product there is a  coefficient of 2 in front of NaCl so that means there is 2 moles.  Then finally you have to convert the moles backs into grams where you just add the masses of Na and Cl .  You multiply across the top  and then divide that number by the bottom row.

factor tree 50 and 75 math

Answers

Answer:

2 x 25 (50)

3 x 25 (75)

Step-by-step explanation:

If you toss a coin and spin the spinner, what is the probability of landing on heads and spinning blue?

Answers

Answer:

Step-by-step explanation:

There are two sides on a coin, heads and tails. So, the probability  of flipping heads is going to be 1/2, as there is one chance out of the two options that you will flip a head. As for spinning blue, there are 3 options that are blue out of the four color options given. So, the probability of spinning blue would be 3/4. Hope this helped :) Take this with a grain of salt, though. It's been a while since I reviewed probabilities.

The required probability of landing on heads and spinning blue is 3/4.

What is probability?

Probability is defined as the possibility of an event being equal to the ratio of the number of favorable outcomes and the total number of outcomes.

There are two sides to a coin, heads, and tails.

So, the probability of flipping heads is going to be half, as there is one option out of the two options that you will flip a head.

As for spinning blue, there are three choices that are blue out of the four color options given.

So, the required probability = favorable outcomes / total outcomes

So, the required probability = 3/4

Hence, the probability of spinning blue would be 3/4.

Learn more about probability here:

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7b / b (when b = 2)
ANswer please

Answers

Answer:

7

Step-by-step explanation:

7b/b = 7...(b does not matter)

I think that the answer would be 7 because 7(2)/2 would be 14/2 resulting in 7.

1. Solve the following expression if b=8. 10 b2(2=squared)​

Answers

Answer:

640

Step-by-step explanation:

In order of operations, do exponents before multiplying.

8 squared= 64

64 x 10=640

Line A passes through the points (-4, 3) and (-2, -1). Line B passes through the points (-4, 4) and (-5, 7). At what point do the lines intersect?

Answers

Answer:

he

Step-by-step explanation:

njducnekm sjdnbdis djsbsj susbshd dbid

hey please help, in your own words, what is a radical expression?

Answers

A radical expression has to do with finding the square root, or the factors of a number. However these factors are the same number, which is why a radical expression is different from a regular divisions equation. (hope this helped :) )

I need some more help, I will mark brainliest

Answers

download photo math, it helps quicker! step by step.

cylinder a has a height of 8 cm cylinder b has a height of 12 find the surface area​

Answers

Answer:

You can't answer the question. It is missing essential information. What is the radius of the circle at the end of the cylinder.

Step-by-step explanation:

have a good day

HELP ME OMG I ONLY HAVE 2 mins

Answers

The correct answer is the 3rd one
The correct answer is what the person above me said

1. -5(-4/7)=
2. 2(-3)=
3. -2(-2.6)
4. -5(0.8)

Answers

1. 20/7 or 2.857
2. -6
3. 5.2
4. -4

15 minutes left please help me with math

Answers

Step-by-step explanation:

B=tan⁻¹(9÷22)

B=22.2

C=180-(97+22.2)

C= 180- 119.2

C= 60.8

Can you answer the Situation For 50 points
Problem Situation: Jimmy is reading a book for school that is 175 pages long. So far, He has read 50 pages. She can read 25 pages per hour. How many hours will it take her to finish the remainder of the book?

Which answer choice best represents the unknown quantity in this problem
A: h, the number of hours it will take to finish the book
B: p, the number of pages she can read per hour
C: b , the total number of pages in the book
D: a, the number of pages she has already read

Answers

Answer:

a

Step-by-step explanation:

Answer is A Explanation:

can someone help me please

Answers

Answer:

11. Jason needs to sell 35 bird feeders to make a profit of $135.12. 80 guests must attend the picnic to pay for the permit.

A book cost $10 at one book store.About how much more does the book cost when the book store increase it prices 18%.

Answers

Answer:

11.8

Step-by-step explanation:

18% of 10 so more the decimal only one time because you only have one 0 and you get 1.8. ok then 1.8 to 10 =11.8

The book cost $11.8  when the book store increases its prices by 18%.

What is the percentage?

A percentage is a value per hundredth. Percentages can be converted into decimals and fractions by dividing the percentage value by a hundred.

Given, A book cost $10 at one book store which is 100% of its price.

Now, The book store increases its prices by 18%.

Therefore, The new price of the book is (100 + 18) = 118% of $10 which is,

= (118/100)×10.

= 1.18×10.

= $11.8

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. 238/x = 17

HELP OMG HELP!!!!

Answers

Answer:

Step-by-step explanation:

Answer:x = 14

My Step-by-step explanation:

Turn the problem around by switching around the division:

238/x=17 means 238/17=x so x = 14.

Simplify the algebraic expression by combining like terms. Using algebra tiles might be helpful.
Link to Algebra Tiles
5x - 4 + x + 8 + 2x

Answers

Answer:

8x + 4

Step-by-step explanation:

Simplified

group like terms: (+5x + 1X + 2x) = 8x (-4 + 8) = 4 add the positive sign so you can get an equation: +4, so your simplified expression would be 8x + 4

Simplify all like terms:

8x + 4

Hope this helps!!

Solutions of 3x+2y=4 and 6x+4y=8

please tell me how many solutions there are , I will mark you brainiest!!!!

Answers

Answer:

Infinite solutions

Step-by-step explanation:

1) First, you can solve this easily by elimination. Multiply the first equation by -2 in order to cancel out terms when adding to the second equation.

2) Then, add the new set of equations together. However, everything cancels out, bringing us to 0 = 0. This means that the lines the equations make must be the same. Thus, all real numbers must make this equation true, meaning that there are infinite solutions.

Step-by-step explanation:

3x + 2y = 4

2y = -3x +4

y = -3/2x +2

6x+4y = 8

4y = -6x +8

y = -6/4x + 8

y = -3/2x + 8

same slope, bit different intercepts. they are parallel. no solutions

please condense and/or solve and show work. 2log base 2 of x +log base 2 of 4=6

Answers

2Log₂(x) + Log₂(4) = 6

2Log₂(x) + Log₂(2²) = 6

2Log₂(x) + 2 = 6

2Log₂(x) = 6-2

2Log₂(x) = 4
devide both side to 2

Log₂(x) = 2

2² = x

x = 4

At Mr. Bill's Bike Shop it costs $3 per hour plus a $4 deposit to rent a bike. At Action
Wheels it costs $2 per hour plus a $7 deposit to rent a bike. The total cost, c, of renting a
bike for h hours at either bike shop can be represented by an equation. Write and solve a
system of equations to find how many hours each shop will have the same cost.
P
A. Write the system of equations based on the situation above.
B. Graph (Include: title, labels, points, lines and arrows)
YA
16
15
14
13

Answers

System of Equations:

c = -3h - 4

c = -2h - 7

Graph in Attached Image :-)

A group of workers can plant 2/5 acres in days.3/4 What is the unit rate in acres per day?

Answers

Answer:

8/15

Step-by-step explanation:

Unit rate is 8 / 15 acres per day.

What is work?

"Work is defined as when force is applied on an object and it gets move in particular direction."

According to the question,

Group of workers plant  2/ 5 acres  in 3 /4 days

3 / 4 days = 2/ 5 acres

1 day =  [tex]\frac{2}{5}[/tex] × [tex]\frac{4}{3}[/tex]

⇒ 1 day = 8 / 15 acres

Hence, Unit rate is 8 / 15 acres per day.

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Mateo is an unsuccessful bitcoin investor. He made a loss of 93% by selling a bitcoin for $637.
At what price did Mateo buy the bitcoin?

Answers

Answer:

$9100

Step-by-step explanation:

Cost price = 100/(100-loss%)* Selling price

CP = 100(100-93)*637

CP = 100/7*637

CP = $9100

Tell whether the triangle with the given side lengths is a right triangle.
3.6 mm, 7.7 mm, 8.4 mm
The triangle is a right triangle.
The triangle is not a right triangle.



HELP QUICKLY

Answers

Answer:

Monkey says NO

Step-by-step explanation:

Monkey says A^2 + B^2 = C^2. Monkey do math, gets C = 8.5. So close, monkey sad. Not right triangle.

6 - 3x = -6 PLEASE ANSWER FAST I NEED HELP!!!

Answers

4 is the answer hehehe

Answer:

4

Step-by-step explanation:

Subtract 6 to both sides so you can get -12. Next divide -3 from x and -12. Finally your answer should be positive 4. Mark me brainily please if it is correct

A circle has a radius of 5 cm.
Diagram NOT
accurately drawn
5 cm
Work out the area of the circle.
Give your answer correct to 3 significant
figures.

Answers

Answer:

78.5

Step-by-step explanation:

pi r^2

22/7 * 5^2

Answer:

area = 78.540 cm ^2

Step-by-step explanation:

area = Pi (radius^2)

area = 3.14159(5^2) = 3.14159(25) = 78.5397

Patryk has 7 cards.
There is a number on each card.
2 3 4 5 6 7 8
Patryk takes two of the cards at random.
He works out the product of the numbers on the two cards.
Work out the probability that the product is an odd number.

Answers

Answer:

Probability that the product is an odd number =  [tex]\frac{1}{7}[/tex]

Step-by-step explanation:

Given - Patryk has 7 cards.  There is a number on each card.  2 3 4 5 6 7 8

            Patryk takes two of the cards at random.  He works out the product  

            of the numbers on the two cards.

To find - Work out the probability that the product is an odd number.

Proof -

As we know that Product of two numbers is odd iff both the numbers are odd.

So, we have to find the probabilty that both the card that Patryk choose is odd

Now,

Total number of cards = 7

Total number of odd cards = 3

So, Probability = ³C₂ / ⁷C₂

                       = [tex]\frac{3!}{2! (3-2)!}. \frac{2! (7 - 2)!}{7!}[/tex]

                      = [tex]\frac{3!}{2! (1)!}. \frac{2! (5)!}{7!}[/tex]

                      = [tex]\frac{3!}{(1)!}. \frac{ (5)!}{7.6.5.4.3!}[/tex]

                      = [tex]\frac{ 5.4.3.2.1}{7.6.5.4}[/tex]

                      = [tex]\frac{1}{7}[/tex]

∴ we get

Probability that the product is an odd number =  [tex]\frac{1}{7}[/tex]

In circle N with the measure of arc MP= 98°, find mZMNP.
P
M
N

Answers

Answer:Use the equation to find the arc length. KCJ or 105. is about 13.74 centimeters.

Step-by-step explanation: Use the equation to find the arc length. KCJ or 105. is about 13.74 centimeters.

help me with this answer please

Answers

Answer:

(0,1)

Step-by-step explanation:

0 because its intercept at 0 x-axis

1 because its intercept at 1 y-axis

also it is written in this way (0,1) because we write first the number on x-axis then y-axis

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