Ratios Rates and Proportions

Solve the proportion:

• 4

• 8

• 14

• 10

Do the ratios form a proportion?

• Yes, they form a proportion.

• No, they do not form a proportion.

Do the ratios form a proportion?

• Yes, they form a proportion.

• No, they do not form a proportion.

Solve for x

• x=6

• x =1/6

• x = 7

• x=9

Express the ratio as a fraction in simplest form:
18 ounces to 3 cups

• 6 to 1

• 1/6

• 18/3

• 3/18

Jose swims 3 laps in a pool every 2 minutes. How long would it take him to swim 27 laps?

• 8 minutes

• 9 minutes

• 16 minutes

• 18 minutes

Elijah earn $200 for 8 hours of work. What is the unit rate (in dollars per hour)?

• $50 per hour

• $12 per hour

• $192 per hour

• $25 per hour

Kyle entered a pie eating contest.  He took 1/5 of a minute to eat 1/2 of a pie.  How many pies can Kyle eat per minute?

• 2 and 1/2 minutes per pie

• 2/5 of a minute per pie

• 2 and 1/2 pies per minute

• 2/5 of a pie per minute

Jada can read 3/5 of a book in 1/4 of an hour.  How long would it take her to read one whole book?

• 2 and 2/5 books per hour

• 2 and 2/5 hours per book

• 5/12 of an hour per book

• 5/12 of a book per hour

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.

• c=15

• c=18

• c=21

• c=16