Tennis b***s with a diameter of 2.5 are sold in cans of three. The can is a cylinder.What s the volume of space not taken up by tennis b***s?
This is given by :
Volume of can minus Volume of three tennis b***s
pi * (2.5/2)^2*(7.5) - (4/3)pi*(2.5/2)^3 = about 28.63 in^3
volume of can minus 3 tenis b***s