A Quantity of Gas with an Initial Volume of 8

A quantity of gas with an initial volume of 8 cubic feet and a pressure of 1500 pounds per square foot expands to a volume of 10 cubic feet. Find the work done by the gas for the given volume and pressure. Round your answer to two decimal places.

A) 1,606.63 ft-lb
B) 4,016.58 ft-lb
C) 4,819.90 ft-lb
D) 2,677.72 ft-lb
E) 2,142.18 ft-lb