4 Problem 3: (a) What is the future value of the following unequal cash flows using 9% interest rate? YEAR 2 3 4 5 CASH FLOW $600 $800 $500 $400 $900 (b) What would be an annuity payment (PMT) that would give the same future value using the same interest rate and same number of years? (c) What is the present value of the following unequal cash flows using 7.5% interest rate? YEAR 2 3 CASH FLOW $950 $860 $520 $770 (d) What would be the an annuity payment (PMT) that would give the same present value using the same interest rate and same number of years