Is your answer to problem 1a greater than, less than or equal to the answer in
the Example? Why?

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.

The radius of a sphere is 3 inches. which represents the volume of the sphere?

Extra points! find the missing dimension! need asap