Question

A family worked all day building a sandcastle on the beach. As they were building the castle they recorded the number of pails of sand that

were used. In all, the creation used 20 pails of sand. Each pail was cylindrical in shape, had a radius of 5" and was 10" in height. How many
cubic inches of sand were used in building the family's castle? (let pi = 3.14)

Answer 1

15708 cubic inches

Explanation:

The formula for a cylandir is V=πr^2h, substitute in your known factors and multiply by 20 for the 20 pails used and you get your answer.