You have decided to buy a used car. The dealer has offered you two options: (FV of S1, PV of \$1. FVA of \$1, and PVA of \$1) Note: Use the appropriate factor(s) from the tables provided. a. Pay $620 per month for 20 months and an additional $12,000 at the end of 20 months. The dealer is charging an annual interest rate of 24 percent. b. Make a one-time payment of $16,864, due when you purchase the car. Required: 1-a. Determine how much cash the dealer would charge in option (a). Note: Round your intermediate colculations and final answer to 2 decimal ploces. 1-b. In present value terms, which offer is a better deal