A rectangular tank needs to be coated with insulation. The tank has dimensions of 4 feet, 5 feet, and 3 feet. Each square foot of insulation costs $20. How much will it cost to cover the surface of the tank with insulation?  Select the correct option
A) $ 1220	B) $ 1330	C) $ 1550	D) $ 1770	E) $ 1880

Rationale: "the total surface area is 2 ( 3 * 4 + 4 * 5 + 3 * 5 ) = 94 square feet the total cost is 94 * $ 20 = $ 1880 the answer is e ."
Answer: E