Southern Production Company has 100 labor-hours available. There is no limit on machine-hours. Southern can sell all of B it wants, but it can only sell 45 units and 20 units of A and C, respectively

	Product A	Product B	Product C
Contribution margin per unit	$15	$10	$12
Labor-hours per unit	2.5	2.5	2
Machine-hours per unit	5	3.5	1

1 a) What is the contribution margin per labor-hour for Product A?

b) What is the contribution margin per labor-hour for Product B?

c) What is the contribution margin per labor-hour for Product C?

d) How many units of Product A should the company make?

e) How many units of Product B should the company make? f) How many units of Product C should the company make?