QUESTION 3 Lisa invests R12 000 into a savings account at an interest rate of 12% per ammond, compounded yearly. She wants to invest her money for 7 years. 3.1 3.1.1 Determine the value of Lisa's investment at the end of 5 years. 3.1.2 After the first 5 years, the interest rate drops to 9,85% per annum compounded yearly. Determine the final amount of Lisa's savings at the end of the 7th year.​