A rectangular tank needs to be coated with insulation.

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?

Quiz

Answer/Solution

$1240

Steps/Work

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 B.

Geometry Calculator / Auto Solver

A rectangular tank needs to be coated with insulation. The tank has dimensions of feet, feet, and feet. Each square foot of insulation costs $ . How much will it cost to cover the surface of the tank with insulation?

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