b. $10 000, 0.01, 48 d. $10 000, 0.012, 12 17. How much must Louis deposit every week to save a million dollars in 50 years, if he makes 5.2% interest, compounded weekly? a. $321.38 c. $160.69 b. $241.04 d. $80.35 18. What is the present value of an investment in which the interest rate is 3.9% per year, compounded annually, with 6 regular withdrawals of $2500? a. $15 000 c. $23 599.41 b. $13 148.11 d. $512.78 19. What is the present value of an investment in which the interest rate is 4.3% per year, compounded semi- annually over 3 years, with regular withdrawals of $1800 every 6 months? a. $10 031.73 c. $9344.38 b. $5175.86 d. $10 800 20. The Chuns took out a $175 000 mortgage for a new home. They will repay the mortgage over 25 years by making monthly payments. If the interest rate is 4.4% per year, compounded semi-annually, what is the monthly payment? a. $962.80 c. $758.04 b. $758.90 d. $958.87