Latest exam Aptitude Question SOLUTION: 70) Cost of Material. A rectangular box with volume 320ft cubed is built with a square base and top. The cost is $1.50/ft.squared for the bottom, $2.50/ft.squared for the sides,

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(#M40101082) EXAM Numerical Ability question Keep an EYE

70) Cost of Material. A rectangular box with volume 320ft cubed is built with a square base and top. The cost is $1.50/ft.squared for the bottom, $2.50/ft.squared for the sides, and $1/ft.squared for the top. Let x=the length of the base, in feet.

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