Question 3 Time to repay installment loan. Theresa wishes to determine how long it will take to repay with initial proceeds of $250 000 where end of year installment payments of $20 000 are required. a.) If Theresa can borrow at an interest rate of 12% , how long will it take for her to repay the loan fully. [2 marks] b.) How long will it take if she earns 6% annual interest rate? [ 2 marks] c.) Based on your findings in a and