A rectangular tank needs to be coated with insulation. The tank has dimensions of 3 feet, 5 feet, and 2 feet. Each square foot of insulation costs $20. How much will it cost to cover the surface of the tank with insulation?
Choose the correct answer:
A) $1100 B) $1240 C) $1360 D) $1480 E) $1550
The total surface area is 2(2*3 + 3*5 + 2*5) = 62 square feet   The total cost is 62*$20 = $1240   The answer is $1240.62* 20= 
<gadget id="calculator">62* 20</gadget>
<output>1_240</output>
$1240   The answer is $1240.
<result>B</result>
A rectangular tank needs to be coated with insulation. The tank has dimensions of 3 feet, 5 feet, and 2 feet. Each square foot of insulation costs $20. How much will it cost to cover the surface of the tank with insulation?