NPVMutually exclusive projectsHook Industries is considering the replacement of one of its old metal stamping machines. Three alternative replacement machines are under consideration. The cash flows associated with each are shown in the following table: The firm's cost of capital is 9%

	Machine A	Machine B	Machine C
Initial investment (CF0)	$84,500	$60,300	$129,600
Year (t)	Cash inflows (CFt)
1	$17,600	$11,700	$49,600
2	$17,600	$13,600	$30,100
3	$17,600	$16,200	$19,900
4	$17,600	$17,500	$19,600
5	$17,600	$20,400	$20,200
6	$17,600	$24,500	$30,500
7	$17,600		$39,900
8	$17,600		$50,000

a.Calculate the net present value (NPV) of each press.

b.Using NPV, evaluate the acceptability of each press.

c.Rank the presses from best to worst using NPV.

d.Calculate the profitability index (PI) for each press.

e.Rank the presses from best to worst using PI.