A person owes an amount of 20,000 dinars due to be repaid after 12 years. If the discount rate prevailing in the market is 3.75%, the present value of the debt is Select one: O a. 12386.8 O b. 12683.8 O c. 12368.8 O d. 12863.8 A company bought a machine for 50 000 dinars and it was agreed to pay its price with interest in fixed installments for 4 years at a compound interest rate of 4% Required: Fixed Installment Calculation O a. 16447 16477.8 O b. 12664.5 O c. 12336.1 O d. 13774.5