The Whenworth Corporation is trying to choose between the following two mutually exclusive design projects:

Year	Cash Flow (I)	Cash Flow (II)
0	$78,000	$36,000
1	30,000	12,000
2	38,000	25,500
3	44,000	19,500

a-1.	If the required return is 13 percent, what is the profitability index for each project? (Do not round intermediate calculations and round your answers to 3 decimal places, e.g., 32.161.)
a-2.	If the company applies the profitability index decision rule, which project should it take?
b-1.	If the required return is 13 percent, what is the NPV for each project? (Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.)
b-2.	If the company applies the net present value decision rule, which project should it take?

a-1. Project Project 11 a-2. b-1. Project 1 Project 11 b-2