1. For the cash flows shown, determine the value of X that will make the present worth in year o equal to $5000 at an interest rate of 10% per year; [5 marks] Year 0 1 2 3 Cash flow, $ 200 300 400 500 Note: x is given in US$. 4 600 5 700 6 800 7 900 8 1000 9 2. Find the numerical value of the (A/G, 4%, 38) factor using interpolation