SAT problem
The length of a rectangular a piece of tin is twice its width. A two inch square is cut from each corner so that the box may be formed by folding up the sides. If the box has a volume of 60 cubic inches, what was the width of the original piece of tin?

Question

anonymous · Answer

|dw:1341364048069:dw|Height of the box should be 2 inches.  Set volume equal to 60 and solve for w.  To get the length, note that length=2w.