PART 3 (35%) Below is the net operational cash flow of 2 investment schemes. X and Y. Year Y 0 (82.000) (82,000) 1 20,000 30,000 2 30,000 30,000 3 40.000 40.000 4 40.000 50.000 5 50,000 30,000 Given that the residual value for X and Y are RM18,000 and RM22,000 respectively while the required rate of return is 12%. A. You are required to calculate, for both schemes, the Payback period Accounting Rate of Return Net Present Value Internal Rate of Return ( 4 Marks) (5 Marks ) (8 Marks) (8 Marks) (Total : 25 Marks) B. Discuss the superiority of IRR over NPV in appraising investment decision