Donald invested $1,600 at the beginning of every 6 months in an RRSP for 11 years. For the first 8 years it earned interest at a rate of 4.40% compounded semi-annually and for the next 3 years it earned interest at a rate of 5.60% compounded semi- annually. a. Calculate the accumulated value of her investment after the first 8 years. $0.00 Round to the nearest cent b. Calculate the accumulated value of her investment at the end of 11 years. $0.00 Round to the nearest cent c. Calculate the amount of interest earned from the investment. $0.00 Round to the nearest cent