Water flows through a pipe at a rate of 88 cubic feet per year. Express this rate of flow in pints per day.

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Find the area of the region between a regular hexagon with sides of 6" and its inscribed circle.

Gabrielle's age is three times mikhail's age. the sum of their ages is 40 . what is mikhail's age? __ years old