Question

A box is to be made where the material for the sides and the lid cost​ $0.20 per square foot and the cost for the bottom is ​$0.650.65 per square foot. Find the dimensions of a box with volume 1010 cubic feet that has minimum cost.

Answer 1

the dimensions xyz of a box with volume 10 cubic feet that has minimum cost is;

x = 1.68 ft

y = 1.68 ft

z = 3.54 ft

Explanation:

See attachment for the full explanation.