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14 December, 07:49

Bianca is building a sandbox that will hold 4 cubic yards of sand. she wants it to be 18 inches deep and 2 yards wide. what will be the length

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  1. 14 December, 08:12
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    Length should be 2/5yd:

    18inch*1yd/36inch=.5yd=> depth

    volume = 2 (length*width+lenght*depth+depth*width)

    let l to be the length.

    volume = 2 (l*2+2 (.5) +.5*2)

    volume=5l+2

    4=5l+2

    2=5l

    l=2/5
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