Quiz about Proportions and Rate of Change

Question 1

What word can be used when writing a ratio?

Accepted Answer

to

Answer

a

Answer

be

Answer

and

Question 2

If the rangers won 100 games and lost 60, what is the simplified ratio of wins to losses?

Accepted Answer

5 to 3

Answer

10 to 6

Answer

6 to 10

Answer

3 to 5

Question 3

A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?

Accepted Answer

2:5

Answer

5:3

Answer

3:5

Answer

5:2

Question 4

Write the ratio as a fraction in simplest form.

24 players : 3 teams

Accepted Answer

8/1

Answer

8:3

Answer

8 to 1

Answer

8/3

Question 5

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 6

Which is NOT equivalent to 3:5?

Accepted Answer

21:28

Answer

15:25

Answer

9:15

Answer

30:50

Question 7

Which ratios are proportional?

Accepted Answer

10/20  20/40

Answer

10/17  20/40

Answer

13/18   16/25

Answer

1/4        1/3

Question 8

The pet shop has 2 dogs, 4 cats, and 5 hamsters. What is the ratio of dogs to all pets?

Accepted Answer

2:11

Answer

2:4

Answer

2:5

Answer

11:2

Question 9

Lynnette can wash 95 cars in 5 days. How many cars does she wash each day?

Accepted Answer

19 cars per day

Answer

475 cars per day

Answer

.05 cars per day

Answer

15 cars per day

Question 10

Luke can paint 91 portraits in 7 weeks. How many portraits does he paint each week?

Accepted Answer

13 portraits per week

Answer

637 cars per week

Answer

13

Answer

.08 portraits per week

Question 11

At the market, 7 apples cost $4.55. What is the cost per apple?

Accepted Answer

$0.65 per apple

Answer

1.54 apples per dollar

Answer

1.54 dollars per apple

Answer

not here

Question 12

Ken can walk 40 dogs in 8 hours. Determine how many dogs he can walk in one hour.

Accepted Answer

5 dogs per hour

Answer

5 hours per dog

Answer

320 dogs per hour

Answer

not here

Question 13

Charles can type 675 words in 9 minutes. How many words can he type per minute?

Accepted Answer

75 words per minute

Answer

6075 words per minute

Answer

86 words per minute

Answer

75 minutes per word

Question 14

A unit rate is a ratio in fraction form that has a _____________________________ of 1.

Accepted Answer

denominator

Answer

numerator

Answer

bottom number

Answer

fraction

Question 15

There were 5 ice cream cones for every 3 brownies sold at the ice cream shop. If there were 24 brownies sold, how many ice cream cones were sold?

Accepted Answer

40

Answer

8

Answer

15

Answer

29

Question 16

Josh bought a pizza with eight slices of pizza for $12. What is the cost of a slice of pizza?

Accepted Answer

$1.50

Answer

$12

Answer

$3

Answer

$1

Question 17

Solve the proportion:

Accepted Answer

8

Answer

4

Answer

14

Answer

10

Question 18

Solve the proportion.

Accepted Answer

p=308

Answer

p=31.3

Answer

p=924

Answer

p=532

Question 19

Solve the proportion.

Accepted Answer

k=5

Answer

k=3.3333333

Answer

k=60

Answer

k=90

Question 20

Question 20.

Accepted Answer

3.25

Answer

2.5

Answer

1

Answer

-2.25

Question 21

Solve the proportion:

Accepted Answer

15

Answer

5

Answer

10

Answer

12

Question 22

Question 22.

Accepted Answer

12

Answer

27

Answer

1.333

Answer

3.67

Question 23

Solve the proportion.

Accepted Answer

k=5

Answer

k=3.3333333

Answer

k=60

Answer

k=90

Question 24

Which is the better buy? a 12 pack of Coke for $3.50 or a six pack of Coke for $1.80?

Accepted Answer

The 12 pack of Coke

Answer

The 6 pack of Coke

Answer

Neither

Answer

They are the same

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