Jackie is setting up chairs in the gymnasium for a magic show. She needs to have seats for 78 students and 3 teachers. She has to have 12 chairs in a row. How many rows will there be? How many seats will be empty?

a.
6 rows and 9 people will stand
b.
10 rows and no seats will be empty
c.
7 rows and 3 seats will be empty
d.
7 rows and 13 seats will be empty

Answers

Answer 1
C is your answer because 78+3 is 81 12x7 is 84 so you will have 3 seats left
Answer 2
First, you need to do 78+3 to get 81.

That is how many people are there.

Now you have to divide 81 by 12.

You will get 6.75

This means that your answer will be C because there needs to be 7 rows, and 3 chairs will be left over!


Hope this helps!

Comment if you have questions!

Related Questions

At a recent Sing Thing, it was found that together, Anne and Bob weigh 180 kg, Carl and Dee weigh 210kg, and Ann and Carl weigh 220kg. Together, Bob and Dee weigh,

Answers

195......................................

Given ΔRST : ΔLMN, which of the following is true

Answers

The first on is right

Answer:

∠ R ≅ L

Step-by-step explanation:

to anyone who still needs this, hope this helps! have a great day <3

(i had this on a assignment and got it right, that's how i know the answer.)

solve the system of linear equations using substitution. Which expression would be eastier to substitute into the other equation, in order to solve this problem?

Answers

The x=7y-4 one and put it to where the x in the other equation is.

The Reagan school marching band has three percussion musicians. How many musicians altogether in band ? 1/3 wood winds 1/6 percussion 1/2 brass

Answers

1/6 of what is 3
1/6x = 3
x = 3 x 6
x = 18...total musicians are 18
1/6 percussion 
1/3 wood winds = 2/6 (which is twice as many as percussion) 
1/2 brass = 3/6 (which is three times as many as percussion)

So percussion = 3
wood winds = 6
brass = 9
all together = 3 + 6 + 9 = 18

At a warehouse, the employees can unload 18 trucks in 6 hours. What is the unit rate for unloading trucks?

Answers

wouldn't it be that the employee unloads 3trucks/hr  because 18/6=3
:)

The unit rate for unloading trucks at the warehouse is 3 trucks per hour, which is calculated by dividing the total number of trucks (18) by the total number of hours (6).

To calculate the unit rate for unloading trucks at the warehouse where employees can unload 18 trucks in 6 hours, we simply divide the total number of trucks by the total hours. This gives us the unit rate of trucks per hour.

Unit rate calculation formula:

Unit Rate = Total Number of Trucks  Total Number of Hours

Unit Rate = 18 trucks  6 hours

Unit Rate = 3 trucks per hour

Therefore, the employees at the warehouse have a unit rate of unloading 3 trucks per hour.

What is 16 out of 24 as a percentage?

Answers

16 and 24 expressed as a fraction is 16/24 which reduces to 2/3. In decimal form, this is approximately 0.667. In order to find percentage we multiply the decimal form by 100%, meaning 16/24 = 66.7%

16 out of 24 is equivalent to 66.67% as a percentage.

To convert 16 out of 24 to a percentage.

Now, to divide the numerator (16) by the denominator (24) and multiply by 100.

= 16/24 x 100

= 0.6667 x 100

= 66.67%

Therefore, 16 out of 24 is equivalent to 66.67% as a percentage.

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Abby walked 3/4 mile on Saturday and7/12 mile on Sunday.    How many miles did she walk in all?   A. 5/8 mi   B. 5/6 mi   C. 1/3 1 mi   D. 1/2 1 mi

Answers

The answer is C. 1 1/3, by adding the 2 distances together you take the sum(4/3)  and simplify it to get the answer.
3/4+7/12=x. To be able to add fractions, you have to find the least common denominator for them, which turns out to be 12. To be able to get 4 in the first fraction to equal 12, you have to multiply that 4 by 3. Anything you do to the bottom, you must to do the top. So the ending equation would be 9/12+7/12=x. When adding fractions with the same denominator, you leave the denominator alone and only add the numerators. It would add up to 16/12, which is also 1 4/12, which simplifies to 1 1/3. Your ending answer would be 1 1/3 miles, or else C. Hope that helps :)

help asap What is the equation of this line in slope-intercept form?


y=−4x+1y=−4x+1

y=−14x+1y=−14x+1

y=4x−1y=4x−1

y = 4x + 1

Answers

I believe the equation for that line would be y= -4x+1

Answer:

y= -4x+1

Step-by-step explanation:

PLEASE ANSWER BOTH QUESTIONS
1) Which set is a function?
A) {(0,3), (3,0), (0,4), (4,0)}
B) {(0,2), (2,0), (4,6), (6,4)}
C) {(2,6), (3,6), (4,6), (2,0)}
D) {(6,2), (2,0), (4,6), (6,4)}

2)Which set of ordered pairs does NOT represent a function?
A) (0, 1), (2, 2), (4, 8), (-2, 7), (5, 8)
B) (0, 1), (2, 2), (4, 8), (2, 7), (5, 8), (7, 9)
C) (-3, 6), (2, 7), (0, 5), (1, 5), (4, 9), (5, 4)
D) (-4, 2), (-3, 2), (-2, 2), (-1, 2), (0, 2), (1, 2)

Answers

both answers are B :)

In a recipe of pancake , to make 4 pancakes they need 1/4 pint of milk.If you want to make 14 pancakes , how much milk is needed. Please help and show work plz.

Answers

Use proportional relationships to find the answer
Multiply 1/4 by 14. Use the method, "Keep, Change, Flip," so that you should have 1/4 x 1/14. Solve. Reduce if needed, and you have your answer!

What is the value of (17+8)-6x2?

Answers

The answer is 13 for your question

Answer:  The awnser is 13 so Queen you have to trust the progres

last year Austin Texas received 20 inches of rainfall. this year Austin received 18 inches of rainfall. find the percent of decrease in the number of inches of rainfall. round your answer to the nearest tenth of a percent if necessary

Answers

10%. Use an equation :20/100=18/x. Then cross multiply and subtract the percentages
10 % is the percent of decreased rain

List 75% , 1/6 , 3/8 , and 0.625 from least to greatest . :) PLZ HELP

Answers

1/6, 2/8, .625, 75% :)))
75% = 0.75
1/6 = 0.166
3/8 = 0.385
0.625

ANS = 1/6, 3/8, 0.625, 75%

Two years of local Internet service costs $685, including
the installation fee of $85. What is the monthly fee?

Answers

685-85=600, 600 ÷ 2=300, 300 ÷ 12 =25. The monthly fee is $25

Today is my birthday! Four-fifths of my current age is greater than three-quarters of my age one year from now.

Given that my age is an integer number of years, what is the smallest my age could be?

Answers

1/5 = 0.2
1/4 = 0.25
0.8x > 0.75(x + 1)
0.8x> 0.75x + 1
- 0.75x
0.05x > 1
÷ 0.05
x > 20
So because x (their current age) can't equal 20, the smallest value you can have is 21, which is your answer. Let me know if you have any questions, hope this helps :)

Carlita planted 4 flowers in 9 minutes. About how many flowers can Carlita plant in 36 minutes

Answers

in 36 minutes Carlita  will plant 16 flowers.
She can plant 16 flowers.

mr.Allen estimated that 50 people at a basketball game were cheering for the vsiting team.Select all of the statement that could represent this estimate

Answers

What are the statements?

The correct options that could represent Mr.Allen's estimate are:

a. The number of people cheering for the visiting team is at least 50.

b. The number of people cheering for the visiting team is at most 50.

c. The number of people cheering for the visiting team is exactly 50.

d. The number of people not cheering for the visiting team is 50 less than the total number of spectators at the game.

Mr.Allen's estimate that 50 people were cheering for the visiting team can be interpreted in several ways based on the given options:

a. The statement "The number of people cheering for the visiting team is at least 50" suggests that there could be 50 or more people cheering for the visiting team. This is a possible interpretation of Mr.Allen's estimate because he could have counted 50 people for sure, and there might be more that he did not count or include in his estimate.

b. The statement "The number of people cheering for the visiting team is at most 50" implies that there are 50 or fewer people cheering for the visiting team. This is also a possible interpretation because Mr.Allen's estimate might represent an upper limit to his count, meaning he did not count more than 50 people.

c. The statement "The number of people cheering for the visiting team is exactly 50" indicates that the count is precise, with no more and no less than 50 people. This is a straightforward interpretation of Mr.Allen's estimate, where he is confident that the number is exactly 50.

 d. The statement "The number of people not cheering for the visiting team is 50 less than the total number of spectators at the game" is based on the assumption that the total number of spectators minus the 50 people cheering for the visiting team would give the number of people not cheering for the visiting team. This is a valid interpretation if we assume that Mr.Allen's estimate is accurate and that the total number of spectators is known.

Therefore, all four statements could represent Mr.Allen's estimate, depending on the context and precision of his observation.

-3x+8 for x=-3
What would the answer be?

Answers

-3*-3+8
9+8
17

Hope this helps :)
-3(-3) [negative and negative equals positive]
9
Add along 8

Then. 9 + (8) = 17


This might mean that your answer would have to be "17" (:

If not... Then I'll try again

Round this number 5,370,288 to the nearest 100,000

Answers

the answer is 5,400,000
Check what number is in that place and check to the one to the right to see if it greater than five, if so round up 1
Like in this case, 3 in 5370288 is in the 100000 place, the one next to it is a seven which is greater than five so you add 1+3 to get four and replace the three with a four and make all the numbers next to it in the right a 0 aka 5400000

Mr. Watson buys 4 gallons of paint that cost $34 per gallon how much does Mr. Watson spend on paint

Answers

$34•4=$136

Mr. Watson spent $136.00 on paint.
Mr. Watson paid $136 for paint. 

The gym at Evergreen School has three basketball courts.There are 5 players on each of the courts.How many players are there?

Answers

15 players.

If there are 5 on each court, it would be 5 x 3, which equals 15.
15 because 3 courts with 5 players each. 5x3=-5

Store ABC sells 8 lbs. of oranges for $6.00. Store XYZ sells 14 lbs. or oranges for $11.20. Which store is less expensive, and by how much per pound?
1. ABC is less expensive by $.50 per pound
2. XYZ is less expensive by $.50 per pound
3. ABC is less expensive by $.05 per pound
4. XYZ is less expensive by $.05 per pound

Answers

Answer : 3. ABC is less expensive by $0.05 per pound

So let's find the price for one pound first:
ABC = $6/8pounds  =   $0.75/ 1 pound    
XYZ = $11.20/14 pounds  =  $0.8/ 1 pound 

So we can see ABC cost less for 1 pound and we can find the difference by subtracting:
0/8=0/75 = 0.05 

Hope this helps! Please give me the brainliest answer if you like it! If you have further questions, please leave a comment or add me as a friend!


How do you write 32% as a fraction, mixed number, or whole number in simplest form?



Answers

fraction: 32/100
simplest form: 0.32
and the rest I don't know
32% = 32/100 = 16/50 = 8/25

for eight-twenty-fithths is the answer also know as 8/25

1495÷45 in a long division equation :3

Answers

u will get like decimal places so i suggest u round it up to 3 significant figure

Final answer:

The long division of 1495 divided by 45 results in 33 with a remainder of 10. In the process of division, significant figures are considered, and our answer complies with this rule as both numbers have three significant figures.

Explanation:

To perform the long division of 1495÷45, we divide 1495 by 45 step by step.

Divide the leftmost digit of the dividend, 1, by 45. Since 45 cannot divide into 1, we extend to the next digit, making it 14.Now, determine how many times 45 can fit into 14. It still cannot, so we move to the next digit, now having 149.45 goes into 149 three times (since 45 × 3 = 135), so we put 3 above the line, at the hundreds place.Subtract 135 from 149 to get a remainder of 14 and bring down the next digit from the dividend, which is 5, to make 145.45 goes into 145 three times. So, we put another 3 above the line, at the tens place.Subtract 135 from 145 to get 10, which is the remainder. Since there are no more digits to bring down, we have completed the division.

The result of 1495÷45 is 33 with a remainder of 10. Therefore, 1495 divided by 45 is 33 remainder 10.

When considering significant figures in division, it's similar to the example stating that dividing 125 by 307 gives a long decimal, but we limit the precision to that of the least precise number. In this case, since 1495 and 45 both have three significant figures, the result of the division should also be limited to three significant figures, which our result of 33 (with a remainder) naturally complies with.

Veena ate lunch at a deli. She ordered a turkey sandwich for $9.25 and a salad for $4.35. The tax was 7.5%. What is the amount of tax for Veena's meal?

Answers

Answer: 1.02$

Explanation:

First of all, let's calculate the total amount payed by Veena for her meal:

[tex]t=9.25\$+4.35\$=13.6\$[/tex]

The tax was 7.5%, which corresponds to a fraction of

[tex]7.5\% = \frac{7.5}{100}[/tex]

therefore, the amount of tax payed by Veena for her meal is

[tex]tax = \frac{7.5}{100} \cdot t= \frac{7.5}{100} (13.6\$)=1.02\$[/tex]

Final answer:

To find the tax amount for Veena's meal, add the cost of her turkey sandwich and salad to get $13.60, then multiply it by the tax rate of 7.5%, resulting in a tax amount of $1.02.

Explanation:

To calculate the amount of tax for Veena's meal, you first need to add the cost of the turkey sandwich ($9.25) and the salad ($4.35) to get a total meal cost. Then, you'll convert the tax rate from a percentage to a decimal by dividing by 100 (7.5% becomes 0.075) and multiply this rate by the total meal cost to find the amount of tax.

Total cost of meal = $9.25 + $4.35 = $13.60

Tax amount = Total meal cost × Tax rate = $13.60 × 0.075 = $1.02

Therefore, the amount of tax for Veena's meal is $1.02.

The perimeter of a rectangle is 222 millimeters. If the length of the rectangle is 60 millimeters, what is the width of the rectangle?

Answers

Perimeter is equal to 2l+2w where l is equal to length and w is equal to width. so for this rectangle the width can be found by pluggin in the known values which are the length and the perimeter. 2(60)+2w=222. now simplify the equation to get 120+2w=222. now get w by itself. subtract 120 from both sides. 2w=102. now divide both sides by 2. w=51. the width is 51. you can check this by adding 51 to 51 to 60 to 60. 60 plus 60 is 120. 51 plus 51 is 102. 102 plus 120 is 222. so 51 is your answer.

Help me!!! #29 and #30

Answers

Number 29 is 6.7 cups of vegetable oil and 5 cups of vinegar


Your grandparents bring you a 1:800 scale model of the Eiffel Tower after a trip to Paris. The height of the model is 40.5 centimeters. Find the actual height x (in centimeters) of the Eiffel Tower.

Answers

1:800=1/800
We have the following equation:
1/800=40.5 cm/x
x=40.5 cm (800)=32,400 cm

32,400 cm=32,400 cm(1 m/100 cm)=324 m

answer: The actual heigth of the Eiffel tower would be 324 m.

Final answer:

The actual height of the Eiffel Tower is found by multiplying the height of the 1:800 scale model (40.5 cm) by the scale factor (800), resulting in an actual height of 32,400 centimeters.

Explanation:

To determine the actual height of the Eiffel Tower given a 1:800 scale model, you'll need to set up a proportion where the scale factor corresponds to the actual size and the model size. The model Eiffel Tower you've been given is 40.5 centimeters tall. Since the scale is 1:800, that means 1 centimeter on the model represents 800 centimeters in reality.

To find the actual height, you simply multiply the height of the model by the scale factor:

Actual height (x) = Model height × Scale factor

x = 40.5 cm × 800

x = 32,400 cm

Therefore, the actual height of the Eiffel Tower is 32,400 centimeters.

The slope of a line is 3/2 and the line contains the points (5,9) and (3,a). What is the value of a?

Answers

a = 6 because the formula for slope is rise over run or y (two) - y (one) over x (two) - x (one) and 9-3 is equal to 6.

The value of a given the slope between two coordinates is: 6

How to find the slope between two coordinates?

The formula to find the slope between two coordinates is expressed as:

m = (y₂ - y₁)/(x₂ - x₁)

For the coordinates (5,9) and (3,a) and slope of 3/2, we have:

3/2 = (a - 9)/(3 - 5)

3/2 = (a - 9)/-2

-3 = a - 9

a = 6

The value of a given the slope between two coordinates is: 6

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10 students in Mrs. Porths class bring muffins to the bake sale. Six Students bring bran muffins. the rest bring 6 blueberry muffins each. how many blueberry muffins do the students bring?

Answers

10-6=4 students. 4x6=24 muffins. The students bring 24 blueberry muffins in all.
10-6=4   
4x6=30
30 bluberry muffins
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