Circles and Rates

Word Problems

100

Amy drove to her mother’s house, which is 204 miles away. If it took her 3 hours, what was her average speed?

What is 68 miles/hour.

200

You score 84 points in six games. How much do you score per game?

What is 14 points per game.

300

Steve drives 78 miles on 3 gallons of gas. Find the miles per gallon.

What is 26 miles/gallon.

400

David hikes 2 1⁄4 miles in 1⁄2 an hour. What is his rate in miles per hour?

What is 4.5 miles/hour.

500

Which is the best bundle to buy? 6 shirts for $25.50, 4 shirts for $18.00, or 5 shirts for $21

What is the 5 shirt bundle.

Complex Fractions

100

4 / (3/4)

What is 16/3

200

(7/2) / 14

What is 1/4

300

(5/4) / (3/8)

What is 10/3

400

1(2/5) / 3

What is 7/15

500

3(2/3) / 2(1/2)

What is 22/15

Unit Rates

100

$80 for 14 dresses (Round to the nearest hundredth)

What is $5.71 per dress.

200

20 deliveries in 5 hours

What is 4 deliveries per hour.

300

162 words in 3 minutes

What is 54 words per minute.

400

$9 for 5 candy bars (Round to the nearest hundredth)

What is $1.80 per candy bar.

500

A 20 oz package of brown rice costs $2.58 cents and 28 oz package of white rice costs $3.37. Which package is a better deal?

What is the 28 ounce package.

Circles

100

Given a radius of 10 cm. Find the area. 

What is 314cm²?

200

Given a circle with a radius of 10in. Find circumference.  

What is 62.8in?

300

Given a circle with a diameter of 15in. Find the area. 

What is 176.625in²?

400

Given a circumference of 81.64cm. Find the diameter. 

What is 26cm?

500

Given a circumference of 40.82in. Find the radius. 

What is 6.5in? 

Circle Word Problems

100

Joe has a circular garden. He wants to cover it with dirt. The garden has a radius of 4ft. How much area is he needing to cover with the dirt? 

What is 50.24ft²?

200

The front wheel of a cyclist's bicycle has a radius of 17.5in. What is the area of the bicycle's front wheel? 

What is 961.63in²?

300

The circumference of a pizza is 120in. What is the radius of the circle? 

What is 19.1in? 

400

Given a Ferris Wheel with a diameter of 35yds, how far would you travel if you made 5 complete rotations on the Ferris Wheel?

What is 549.5yds?

500

A track has a front stretch and back stretch of 27ft. The diameter of the circle part is 15ft. What is the distance around the track? 

What is 101.1ft?