Quiz about Rates, Ratios, and Proportions

Question 1

Melissa drives 240 miles in 5 hours. What is her average rate of speed?

Accepted Answer

48 mph

Answer

40 mph

Answer

46 mph

Answer

50 mph

Question 2

Are the ratios proportional?

3/4 and 24/32

Accepted Answer

yes

Answer

no

Question 3

Are the ratios proportional?

10/12 and 20/32

Accepted Answer

no

Answer

yes

Question 4

Eight oranges cost $1.00. How much will 1 dozen oranges cost?

Accepted Answer

$1.50

Answer

$3.70

Answer

$0.12

Answer

$0.90

Question 5

A recipe calls for 2 eggs to make 10 pancakes. How many eggs will you need to make 40 pancakes?

Accepted Answer

8 eggs

Answer

4 eggs

Answer

12 eggs

Answer

16 eggs

Question 6

A watermelon cost $3.24 for 3 pounds, what is the cost per pound?

Accepted Answer

$1.08

Answer

$9.50

Answer

$4.08

Answer

$1.80

Question 7

It cost me $46.80 to fill my 13-gallon gas tank. What was the price of gas per gallon?

Accepted Answer

$3.60

Answer

$2.50

Answer

$1.99

Answer

$2.89

Question 8

Which is the better buy? A 12-pack of Pepsi for $3.50 or a 6-pack for $1.80?

Accepted Answer

12 pack

Answer

they are the same

Answer

6 pack

Answer

neither

Question 9

Solve the proportion.

?/6 = 15/18

Accepted Answer

5

Answer

90

Answer

60

Answer

7

Question 10

In an animal shelter, the ratio of dogs to cats is 5 to 3. There are 25 dogs. Write and solve a proportion to find the number c of cats.

Accepted Answer

15

Answer

19

Answer

27

Answer

40

Question 11

Hamburger sells for 3 pounds for $6. If Alicia buys 10 pounds of hamburger, how much will she pay?

Accepted Answer

$20.00

Answer

$5.00

Answer

$10.00

Answer

$60.00

Question 12

What is the unit rate if there are 92 miles driven using 4 gallons of gas?

Accepted Answer

23 miles per gallon

Answer

20 miles per gallon

Answer

28 miles per gallon

Answer

30 miles per gallon

Question 13

Austin mowed 7 lawns in 4 hours. At that rate, how long will it take him to mow 21 lawns?

Accepted Answer

12 hours

Answer

8 hours

Answer

16 hours

Answer

5 hours

Question 14

For every 8 hours you work you make $120. How much do you make per hour?

Accepted Answer

$15.00

Answer

$2.00

Answer

$23.00

Answer

$10.00

Question 15

How many ways can you write a ratio?

Accepted Answer

3

Answer

1

Answer

2

Answer

none

Question 16

If you have 3 pennies, 4 nickels, and 5 dimes which represents the following ratio: dimes to total number of coins?

Accepted Answer

5:12

Answer

3:4

Answer

3:5

Answer

4:5

Question 17

Patrick has 2 black, 3 red, and 5 white toy cars. What is the ratio of red toy cars to all the toy cars?

Accepted Answer

3:10

Answer

2:3

Answer

3:5

Answer

2:20

Question 18

What is an equivalent ratio to 3/4?

Accepted Answer

12/16

Answer

1/4

Answer

4/5

Answer

18/25

Question 19

In my fish tank, the ratio of red fish to blue fish is 3:5. There are 20 blue fish. How many red fish are there?

Accepted Answer

12

Answer

2

Answer

5

Answer

16

Question 20

Sargento cheese slices $2.48 for 10 slices

or

Velveeta Cheese slices $3.18 for 12 slices

Find the unit price for each and choose the better deal.

Accepted Answer

Sargento

Answer

Velveeta

Question 21

Oreos $2.98 for 15.5 oz.

or

Chips Ahoy $2.50 for 14 oz.

Find the unit price of each and choose the better deal.

Accepted Answer

Chips Ahoy

Answer

Oreos

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