You are asked to evaluate the following two projects for Ample Corporation. Use a discount rate of 13 percent. (Show all your workings and calculations. Round your Final answer to 2 decimal places)

	Project X 28,000 Investment		Project Y 48,000 Investment
1	14,000	1	24,000
2	12,000	2	17,000
3	13,000	3	18,000
4	12,600	4	20,000

Calculate the values as per below and select which project will be selected as per each method

a.Payback period

b.NPV

c.IRR

d.Which method is most reliable to make a decision? Give two reasons