Question

Susan has a new mountain bike. For each mile that she rides her bike, her front tire

rotates one complete turn approximately 776.1 times.

Answer 1

A:

answer: 63360.

work: multiply 5280 by 12.

B:

answer: 4876.38

work: C=2πr=2·π·776.1≈4876.38012

(I'm not that great with circumference, but I tried my best to show work. I hope I answered your question.)