Quiz about Rates Ratios and Proportional Relationships

Question 1

Express the ratio as a fraction in simplest form:
18 ounces to 3 cups

Accepted Answer

6 to 1

Answer

1/6

Answer

18/3

Answer

3/18

Question 2

88 students for 4 classes
How many students per class?

Accepted Answer

22 students per class

Answer

22 classes per student

Answer

25 students per class

Answer

25 classes per student

Question 3

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

Accepted Answer

50

Answer

35

Answer

60

Answer

18

Question 4

Which is NOT equivalent to 3:5?

Accepted Answer

21:28

Answer

15:25

Answer

9:15

Answer

30:50

Question 5

What is a Ratio?

Accepted Answer

Is a comparison of two quantities

Answer

A rate with a denominator of one

Answer

It is when the only factor the numerator and denominator share is a one

Answer

Two decimals that can be multiplied

Question 6

Jose swims 3 laps in a pool every 2 minutes. How long would it take him to swim 27 laps?

Accepted Answer

18 minutes

Answer

8 minutes

Answer

9 minutes

Answer

16 minutes

Question 7

How many ways can you write a ratio

Accepted Answer

3

Answer

1

Answer

2

Answer

4

Question 8

In the computer lab, there are 1 PC for every 5 Mac computers. If the computer lab has a total of 24 computers, how many are Mac?

Accepted Answer

20

Answer

6

Answer

5

Answer

10

Question 9

Which ratio is written incorrectly?

Accepted Answer

X and Y

Answer

X : Y

Answer

X/Y

Answer

X to Y

Question 10

There are three ways to write a ratio?

Accepted Answer

True

Answer

False

Question 11

A ratio comparing two different quantities?

Accepted Answer

Rate

Answer

Unit Rate

Answer

Ratio

Answer

Expression

Question 12

A rate where the denominator is 1.

Accepted Answer

Unit Rate

Answer

Fraction

Answer

Rate

Answer

Ratio

Question 13

Which of the following is NOT a unit rate?

Accepted Answer

27 sandwiches in 3 weeks

Answer

^{2 cars}

1 lane

Answer

45 miles per hour

Answer

2 tanks of gas

1 yard

Question 14

Which of the following is NOT a unit rate?

Accepted Answer

1 minute

3 feet

Answer

4 dogs

1 yard

Answer

0.3 miles

1 minute

Answer

0.75 hour

1 game

Question 15

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

Accepted Answer

$8 per pound

Answer

$5 per pound

Answer

$35 per pound

Answer

0.125 pounds per dollar

Question 16

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

Accepted Answer

102 words per minute

Answer

100 words per minute

Answer

400 words per minute

Answer

412 words per minute

Question 17

What is the missing number in the ratio table?

Accepted Answer

76

Answer

72

Answer

85

Answer

90

Question 18

What is the missing number in the ratio table?

Accepted Answer

21

Answer

24

Answer

27

Answer

25

Question 19

What is the missing number in the ratio table?

Accepted Answer

88

Answer

75

Answer

77

Answer

85

Question 20

In a school the ratio of girls to boys is 7 to 5. In the same school the ratio of boys to teachers is 15 to 1. There are 210 girls in the school. Determine the number of teachers and boys.

Accepted Answer

150 boys, 10 teachers

Answer

600 boys, 40 teachers

Answer

300 boys, 20 teachers

Answer

105 boys, 7 teachers

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