The Quetions including Part a,b and c please ineed the solution it will be ture

[4]- You borrow SR 110,000 from a bank to get married. You are supposed to pay back SR20,000, SR40,000, and SR60,000 at the end of the first, second, and third year respectively. Then you pay an equal amount of SR5,000 at the end of the fifth, sixth, and seventh year respectively. a) Draw a discrete cash flow diagram (from your point of view). b) How much the total payment at the end of the seventh year if the effective annual interest rate of your investment is 8%. c) Assume you pay X at the end of the fourth year, calculate X if the nominal interest rate is 10% p.a compounded monthly