Ratios & Rates

Ratios

100

In a drawing, there are three circles, four stars, and three triangles. What is the ratio of stars to the total number of shapes.

What is 2/5 or 4/10

200

Simplify the ratio 16:48

1:3

300

There are 40 rabbits in a cage. The ratio of white rabbits to grey rabbits is 3:7. How many white rabbits are in the cage?

12 white rabbits

Unit Rate

100

George ate 126 marshmallows in 18 minutes. How many marshmallows did he eat in 1 minute?

7 marshmallows/minute

200

Hillary earned $45 babysitting. If she babysat for 6 hours, what was her rate per hour?

$7.50 per hour

300

The toys cost $69.95 for 5 models. What is the unit rate for each model toy?

$13.99 per model toy

Rates

100

Ivy's Fresh Eggs transports its eggs in crates. It takes 2 trucks to carry 80 crates. What is the rates of crates per truck?

40 crates/truck

200

Write a unit rate for this situation: 310 heartbeats per 5 minutes

62 heartbeats/minute

300

30 buses can carry 1500 people. What is the rate of people per bus?

50 people/bus