CPM Homework Help : PC Problem 4-9

A wheel is spinning at $500$ revolutions per minute. Remember $1$ revolution $= 2\pi$ radians. How many radians per second is that? Give the exact value.

Hints:

1. Find out how many radians per minute first.
2. Divide by $60$ to find the radians per second.
3. Keep π in your answer in order to be exact!