b) \\( X Y Z \\) is faced with two investment project opportunities requiring initial cash out flow of Ksh. 10000 each with 5 years project life. The company required rate is \10 and the appropriate corporate tax is \50. The project will be depreciated on straight line basis. The before depreciation and taxes cash flows expected to be generated by the project are as follows. Required Calculate: i) The payback period for each project (4 Marks) ii) The NPV for each project (7 Marks)