Ratios and Rates Unit Test Review

There were 12 boys and 20 girls in a chorus.

What is the ratio of boys to girls?

• 3 : 8

• 3 : 5

• 5 : 8

• 5 : 3

A dance instructor wants 8 costumes to be yellow and 24 costumes to be blue.

What is the ratio of blue costumes to yellow costumes?

• 1 : 8

• 1 : 3

• 3 : 8

• 3 : 1

Kai buys 6 fiction books and 4 nonfiction books.

What is the ratio of fiction books to nonfiction books?

• 2 : 3

• 2 : 10

• 3 : 2

• 3 : 10

Dana bikes 10 miles in 50 minutes.

At this rate, how far can she bike in 90 minutes?

Jack's pancake recipe calls for 2 teaspoons baking powder and 3 cups of flour.

How much baking powder is needed if Jack uses 9 cups of flour?

Leena knits 10 rows in 12 minutes.

At this pace, how long will it take her to knit the next 25 rows?

Cheryl pays $69 for 6 DVDs.

How much would she pay for 4 DVDs?

• $44

• $46

• $52

• $94

Dirk plants 12 seedlings in 8 min.

At this rate, how many seedlings could he plant in 70 min?

• 80 seedlings

• 105 seedling

• 120 seedlings

• 210 seedlings

Hope pays $126 for 6 theater tickets.

How much would 14 theater tickets cost?

• $252

• $280

• $294

• $756

The table shows the pricing for four different types of apples.

Which type costs the least per kilogram?

• A

• B

• C

• D