Question

The diameter of wheel is 28 cms .how many revolutions will it make in moving 1100 m

Answer 1

(1100*100)/(14pi) = 2501

Answer 2

oops. double that. I took c=pi*r, not pi*d.

Answer 3

Double the 14, not the answer:

(1100*100)/(28pi) = 1250.5