5. Investment problems: a. For her retirement, Sarah Jane plans to invest $14,000 each year for 22 years. Calculate how much she will have when she retires if she earns 8% per year. b. From Question "a", calculate how much she will have when she retires if she invests $14,000 each year but makes quarterly payments. c. From Question "a", calculate how much she will have when she retires if she invests $14,000 each year but makes bi-weekly payments (use 26 periods in a year). d. Clara wants to have $2,200,000 in 28 years and expects to earn an interest rate of 7%. Calculate the amount of her yearly investments. e. From Question "d", calculate the amount of her yearly investments if she started investing funds immediately