What is the volume of a rectangular prism
8 inches long, 5 inches wide, and 2 inches high?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?