Ivan plans to buy a used van that costs $19,000. The dealer requires a 20% down payment. The rest of the cost is nanced with a 3-year, xed-rate amortized auto loan at T% annual interest with monthly payments. Complete the parts below. Do not round any intermediate computations. Round your nal answers to the nearest cent if necessary. If necessary, refer to the list of nancial formulas. {a) Find the required down payment. 3I] {b) Find the amount of the auto loan. $0 {c} Find the monthly payment. $l] I=Prr P = principal A =1\" (l +rt) I = simple interest r \"I r = annual interest rate A =P(1 + ) n I = time or term of investment or loan {in years} A = P a\" A = future value or amount accumulated r m' n = number of times interest is compounded per year M (1 + ) 1 H e = Euler's number A = .P' E M = installment payment or monthly payment 3" Y = effective annual interest rate or effective annual yield P _ 12