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Find the weight of a right rectangular prism with length 13 ft, width 6 ft, and height 2.5 ft if the contents weigh 0.02 pounds per cubic inch.

I think it's 31.2 but I'm having doubts. Can you help me?

  • math - ,

    The volume is 13 x 6 x 2.5 cubic feet
    = 195 cubic feet
    1 cubic foot = 1728 cubic inches, so..

    your volume is 336960 cubic inches, which at .02 lbs per cubic inch
    = 6739.2 lbs

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