This question has several parts that must be completed sequentially. if you skip a part of the question, you will not receive any points for the skipped part, and you will not be able to come back to the skipped part. tutorial exercise a rectangular box which is open at the top can be made from an 24-by-30-inch piece of metal by cutting a square from each corner and bending up the sides. find the dimensions of the box with greatest volume, where h = height, l = length, and w = width. (note: let the width be determined by the 24-inch side and the length by the 30-inch side.)