38. Use the TVM Solver to answer this question. When you submit your answers, include a handwritten copy of the TVM Solver screen that gave you your answer. (Scan your answer if you're using the e-Journal.) a) Calculate the interest rate required to allow $2000 to grow to $6000 in 15 years, if interest is compounded annually (2 marks) Calculate the annual interest rate required for $500 to double in six years, if interest is compounded monthly. (2 marks) b) c) How many years would be required for an investment of $3500 to grow to $10 000, if interest is 6.4%, compounded semi-annually? (2 marks) Total: 10 marks Now go on to Lesson 18. Remember, you do not send your journal to the Independent Learning Centre until you have completed Unit 4 (Lessons 16 to 20)