Solve the problem.
-A long strip of sheet metal 12 inches wide is to be made into a small trough by turning up two sides at right angles to the base. If the trough is to have maximum capacity, how many inches should be turned up on each
Side?
A) 3 in.
B) 6 in.
C) 4 in.
D) 4 in. on one side, 5 in. on the other

Question

Quizplus · Accepted Answer

To maximize the volume of the trough, the width of the base should be equal to the height of the sides. Since the strip is 12 inches wide, turning up 3 inches on each side leaves a 6-inch base, maximizing the volume.

Solve the Problem. -A Long Strip of Sheet Metal 12 Inches Wide Is