Mr. Ahmet owes Mr. Mehmet a certain amount of money. It must be  8,000 in t1,  6,000 in t2 and in t3 pay  5,000 (i = 8%) His friend Mehmet wants to help Ahmet: If Ahmet is ready, at the end of the year in t3 to pay Mehmet an amount of  21,000, Mehmet wanted Ahmets debts immediately settle. a) Should Ahmet accept Mehmet's proposal? Explain Ahmet's decision! b) Would Ahmet change his decision if the interest rate i 12%? Why? Justify yours Answer.