Question

a rectangular storage container with an open top is to have a volume of 10m^3. The length of its base it twice the width. Material for the base costs $10 per square meter,while material for sides cost $6 per square meter. find the cost of materials for the cheapest such container

Answer 1

Volume of a cubiod: lwh

lwh = 10

2w*w*h = 10

Answer 2

thank you

Answer 3

but how do you put calc optimization into this