Quiz about Ratios and Proportions 6.12

Question 1

The proportion of y:x is 9:3. Which table shows this proportion?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 2

A recipe calls for 2 tablespoons of flour for every tablespoon of sugar. Which table shows this relationship?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 3

Which table shows a proportional relationship between x and y?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 4

The ratio of boys to girls in the band is 25 to 75. What is the ratio of girls to total students in the band?

Accepted Answer

75 to 100

Answer

25 to 75

Answer

75 to 25

Answer

25 to 100

Question 5

Question 5.

Accepted Answer

4:8

Answer

3:1

Answer

4:4

Answer

4:3

Question 6

There are 25 boys and 15 girls in a class. What is the ratio of girls to boys as a fraction in simplest form?

Accepted Answer

3/5

Answer

5/3

Answer

9/5

Answer

5/9

Question 7

What is the ratio of single hits to homeruns?

Accepted Answer

4 to 1

Answer

1 to 4

Answer

9 to 4

Answer

4 to 9

Question 8

Which of the following represents a proportional relationship?

Accepted Answer

An empty pool was filled at a rate of 14 inches per hour

Answer

A pool started with 2 feet of water and then was filled at a rate of 14 inches per hour

Answer

A pool started with 8 inches of water and was filled at a rate of 14 inches per hour

Answer

A pool was filled at a rate of 14 inches per hour for one hour, then at a rate of 16 inches per hour until full

Question 9

What is the missing value in the table?

Accepted Answer

12

Answer

4

Answer

15

Answer

16

Question 10

What is the missing value in the table?

Accepted Answer

$54

Answer

$48

Answer

$52

Answer

$60

Question 11

A store sells 3 CD's for $45. What is the unit cost per CD?

Accepted Answer

$15 per CD

Answer

$30 per CD

Answer

$45 per CD

Answer

$60 per CD

Question 12

A unit rate always...

Accepted Answer

Has a denominator of 1

Answer

Has a numerator of 1

Answer

Can be simplified

Question 13

Which graph shows a proportion?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 14

What is the ratio of white circles to black squares?

Accepted Answer

2 to 4

Answer

2 to 9

Answer

2 to 3

Answer

2 to 2

Question 15

Sam has 6 red pens, 4 green pens, and 8 yellow pens. What is the ratio of green pens to red pens?

Accepted Answer

2:3

Answer

1:2

Answer

1:3

Answer

3:2

Question 16

The PE closet has 2 footballs, 6 tennis balls, 10 golf balls, and 3 baseballs. What is the ratio of tennis balls to total balls in the PE closet?

Accepted Answer

6/21

Answer

21/6

Answer

8/13

Answer

6/15

Question 17

Carlos earns $18 for working 2 hours. If Carlos makes the same amount every hour, which table shows how much Carlos would earn for working different numbers of hours?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 18

A car traveling at a constant speed drove 165 miles in 3 hours. What was the car's speed?

Accepted Answer

55 miles per hour

Answer

495 miles per hour

Answer

55 hours per mile

Answer

495 hours per mile

Question 19

Which of the following shows a proportional relationship?

Accepted Answer

Renting a movie for $1.30 per day

Answer

Renting a movie for $1.30 a day along with paying a $5.00 membership fee

Answer

Renting a movie for $1.30 a day and an extra $1.00 each day after the first two days.

Answer

Renting a movie for $1.30 per day and using a coupon for half off the first day.

Question 20

The price of 3 pizzas at a restaurant is $21. If all the pizzas are the same price, which graph shows the pirce of pizzas at the restaurant?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 21

Which table shows the same relationship as the line?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

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