Ratios and Proportions Review

The table shows the amount of flour used to make waffles.   What is the unit rate for the amount of flour per waffle? 

• 8 cups per waffle

• ⅛ cups per waffle

• ¼ cups per waffle

• 9 ¼ cups per waffle

You can buy 36 cookies for $4. What is the unit rate (in cookies per dollar)?

• 4 cookies per dollar

• 6 cookies per dollar

• 9 cookies per dollar

• 1/9 dollars per cookie

If it takes Cevela ½ a can of sauce to cover ¾ of a pizza, compute the unit rate in terms of cans of sauce per pizza.

• 1¼ cans of sauce per pizza

• ⅜ cans of sauce per pizza

• ⅔ cans of sauce per pizza

• 1½ cans of sauce per pizza

Buddy, Jasper, and Kelton are going to have a water battle.  Buddy fills his bucket at a rate of ¾ gallon in 2 minutes, Jasper can fill her bucket at ⅕  gallons in ½ minute, and Kelton can fill ⅜ gallons in ½ minute.
Place the students in order from fastest to slowest, in terms of who has the fastest water filling rate.

• Buddy, Jasper, Kelton

• Jasper, Kelton, Buddy

• Kelton, Jasper, Buddy

• Kelton, Buddy, Jasper

Solve the ratio problem: If the ratio of cats to dogs is 3:4, how many cats are there if there are 20 dogs?

• 15 cats

• 25 cats

• 30 cats

• 10 cats

Eddie can run 1 mile in 11 minutes. How far can he run in 143 minutes?

• 132 miles

• 14 miles

• 154 miles

• 13 miles

If the ratio of blue marbles to red marbles is 5:3, how many blue marbles are there if there are 18 red marbles?

• 30

• 15

• 21

• 24

• 15

• 20

• 25

• 30