Ratios and Proportions

Front

Solve the proportion.

Back

n=8

Front

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.

Back

c=15

Front

Solve the proportion:

Back

8

Front

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

Back

12 hours

Front

There were 5 ice cream cones for every 3 brownies sold at the ice cream shop. If there were 24 brownies sold, how many ice cream cones were sold?

Back

40

Front

Ratio of female teachers to male teachers at Margo's School (13 male, 5 female).

Back

5:13

Front

In Austin, Texas, 8 bats ate 40 grams of insects in one night. At this rate, how many grams of insects could 64 bats eat in one night?

Back

320 grams

Front

A barrel contained 60 gallons of water. Water leaked out of the barrel at a rate of 5 gallons every 3 days. At this rate, how many days did it take for all 60 gallons of water to leak out of the barrel?

Back

36 days

Front

Two slices of Dan’s Famous Pizza have 230 Calories. How many Calories would you expect to be in 6 slices of the same pizza?

Back

690 calories

Front

Josh bought a pizza with eight slices of pizza for $12. What is the cost per slice?

Back

$1.50