Quiz about Rates & Ratios

Question 1

What is the LCM of 6 and 8?

Accepted Answer

24

Answer

12

Answer

32

Answer

48

Question 2

At a summer camp, there are 40 boys out of 70 campers. What is this ratio written as a fraction in simplest form?

Accepted Answer

4/7

Answer

3/7

Answer

1/2

Answer

7/10

Question 3

The table shows the animals at a petting zoo. What is the ratio of goats to the total number of animals?

Chickens....2
Deer...........4
Donkey.....3
Goats........6

Accepted Answer

2/5

Answer

5/2

Answer

9/6

Answer

6/9

Question 4

Find the unit rate:

9 pages in 3 hours

Accepted Answer

3 pages/1 h

Answer

1 page/3 h

Answer

6 pages/1 h

Answer

9 pages/3 h

Question 5

Find the unit rate:

20 pounds for $4

Accepted Answer

5 lb/$1

Answer

4 lb/$1

Answer

1 lb/$4

Answer

1 lb/$5

Question 6

A manatee surfaced for air 2 times in 60 seconds. How many seconds went by before the manatee surfaced the first time if it held its breath for the same rate?

Accepted Answer

30 s

Answer

60 s

Answer

20 s

Answer

10 s

Question 7

Nicholas bought 5 pens for $3. At this rate, how much will he spend on 10 pens?

Accepted Answer

$6

Answer

$10

Answer

$5

Answer

$3

Question 8

Rashida bought 3 tickets to a concert for $75. At this rate how much would 5 tickets cost?

Accepted Answer

$125

Answer

$25

Answer

$150

Answer

$75

Question 9

Gina read 120 pages in 4 days. Which readin rate is equivalent?

Accepted Answer

60 pages in 2 days

Answer

75 pages in 3 days

Answer

105 pages in 5 days

Answer

80 pages in 3 days

Question 10

Five notebooks cost $20. At this rate, how much would 4 notebooks cost?

Accepted Answer

$16

Answer

$20

Answer

$25

Answer

$30

Question 11

According to the key of a particular map, every 5 inches on the map represents 3 miles of trails in the park. How many inches on the map represents 9 miles on the park trails?

Accepted Answer

15 in.

Answer

9 in.

Answer

5 in.

Answer

3 in.

Question 12

One serving of a fruit punch recipe serves 16 people. Which of the following lists the ordered pairs (number of servings, number of people) for 1,2,3, and 4 servings?

Accepted Answer

(1, 16), (2, 32), (3, 48), (4, 64)

Answer

(16, 1), (32, 2), (48, 3), (64, 4)

Answer

(1, 16), (2, 32), (3, 48), (4, 60)

Answer

(1, 32), (2, 48), (3, 64), (4, 80)

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