Question

15 POINTS!!!

6. Your bike tire has a radius of 15 inches. If your tire makes 100
revolutions, how many feet does your bike travel?


A. 9420 ft

B.785 ft

C. 12.74 ft

D. 1.06 ft

​

Answer 1

A

Explanation:

100 × 2πr

100 × 2 × 3.14 × 15

9420 feet

Answer 2

9420 ft

Explanation:

First find the circumference to find the distance around

C = 2 * pi *r

C = 2 * 3.14 * 15

94.2

Then it makes 100 revolutions

94.2*100 =9420