Math

Elaine has a customer who needs a box with a volume of 12 cubic inches. The customer want to know what size box is the least expensive to buy. .the price will be based on surface area. the supplier charges 1/2 cent persquare inch. .the dimensions of the box are whole numbers What size bos do you reccommend that elaine's customer buy? write a report to elaine that shows your work and explains your reccommendation. I do not think that this is 6 grade work can someone help me with this?