Dinno Corp makes three products; X, Y and Z. The bottleneck (constraint) in the production process is time required on Dinno's cutting machine, which has only 700 hours available each month. Rank the products in the order in which Dinno should focus in order to maximize profits under its constrained resource.

XYZSales price per unit$20$25$16Variable costs per unit82010Hours of cutting machine time required per unit1.51.00.5

a. Z, Y, X

b. X, Y, Z

c. Y, X, Z

d.Z, X, Y