Free points im boredom

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

What is the value of 4x to the third +4x if x is 4