In 56 years, Kevin will be 9 times as old as he is right now .
How old is he right now ?

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

An air conditioning system can circulate 350 cubic feet of air per minute. how many cubic yards of air can it circulate per minute?

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b