2.) A car costing $50,000 is being purchased with an 5-year auto-loan with annual interest 4.8% compounded monthly. The down-payment is 10%. After making monthly payments for 2 years, the owner wants to pay off the remainder of the loan in one lump-sum. What would the lump sum be?

2nd scenario: A car costing $50,000 is being leased with an 3-year lease with annual interest 4.8% compounded monthly. The down-payment is 10%. The car has a residual value of 50% of the original price of the car. What's the monthly lease payment?