Question

a bicycle wheel travels about 82 inches in 1 full rotation. What is the diameter of the wheel, to the nearest inch?
(use 3.14 for pi)

Answer 1

$d-diameter\ of\ the\ wheel\\\\d\pi=82\ in\\\\\pi\approx3.14\ then:\\\\3.14d\approx82\ in\ \ \ /:3.14\\\\d\approx\frac{82}{3.14}\ in\\\\d\approx26.11\ in\\\\d\approx26\ in\leftarrow answer$