Financial functions A. what is the number of payments necessary to obtain the amount of 350000, note that the value of the lump sum amount of each payment is 4500 paid at the end of each year, and annual interest rate is 3.5%? B. what is the value of monthly payment to be invested at the end of every month for a period of 15 years to save 62000, note that the annual interest rate is 4.4%? C. what is the present value of the amount invested for a period of 8 years at an annual interest rate of 9% to become 405505