(10 points - 3 points for section a, b, c, and 1 for d) A MS lumber company is willing to sell you $250,000 worth of lumber at either a 20% cash discount or interest free financing for 72 months. a. What is the monthly interest rate? b. What is the effective annual interest rate for financing versus the cash discount? c. What is the nominal annual interest rate for financing versus the cash discount? d. Do you pay cash with the discount or take interest free financing? Your MARR = 10%. Explain why. Show your work. (10 points - 3 points for section a, b, c, and 1 for d) A MS lumber company is willing to sell you $250,000 worth of lumber at either a 20% cash discount or interest free financing for 72 months. a. What is the monthly interest rate? b. What is the effective annual interest rate for financing versus the cash discount? c. What is the nominal annual interest rate for financing versus the cash discount? d. Do you pay cash with the discount or take interest free financing? Your MARR = 10%. Explain why. Show your work