A Car manufacturing company needs four components W, X, Y and Z. The manufacturing Components may be procured from outside. The cost, purchase price for the component and other information are given below:

	W	X	Y	Z
	TZS’000	TZS’000	TZS’000	TZS’000
Direct Material	60	70	75	60
Direct wages	30	40	60	40
Direct Expenses @ TZS. 20,000 per machine hour	40	30	40	40
Fixed Cost	20	20	15	25
	150	160	190	165
Purchase price from market	150	160	200	135
Units required for the year	3,000	3,500	2,000	3,000

There are constrains in machine time is manufacturing all components. Total machine hours available is only 12,000.

Other alternative is to use machine time in a second shift which will attract 20% extra wages and other fixed overheads @TZS. 3,000,000 for 1000 hours or part thereof.

Required: Give your suggestion about to course of action for maximization of profit.