A small pool is 20 feet long, 12 feet wide and 4 feet deep. There are 7.5 gallons of water in every cubic foot. At the rate of 5 gallons per minute, how long will it take to fill this pool?

Find the simple interest earned to the nearest cent for each principal,interest rate,and time 735 7% and two and a half years

Acircular hot tub located near the middle of a rectangular patio has a diameter of 48 inches. the patio measures 11 feet by 6 feet. what is the area of the patio that is not covered by the hot tub?

What expression is equivalent to log3(x+4)