A cylindrical tank is 20 ft 5 in. long and 4 ft 5 in. in diameter. How many cubic feet does it hold? Round your answer to three significant digits.
A) 626 cubic feet
B) 1,250 cubic feet
C) 157 cubic feet
D) 0.75 cubic feet
E) 313 cubic feet

Question

Quizplus · Accepted Answer

To find the volume of a cylinder, use the formula V = πr²h. Convert the dimensions to feet: the length is 20 + 5/12 ft and the diameter is 4 + 5/12 ft, so the radius is (4 + 5/12)/2 ft. Calculate the volume and round to three significant digits.

A Cylindrical Tank Is 20 Ft 5 In