Pat Radigan is planning to buy a Toyota hybrid for $18,869 with $1,700 down and plans to finance the car. Citizens' Financial Bank quoted a finance charge at 8% for 48 months; Charter One Bank quoted him a finance charge at 7.5% for 60 months. a. What would be his monthly payment to Citizens' Financial Bank? (Do not round intermediate calculations. Round your answer to the nearest cent.) b. What would be his monthly payment to Charter One Bank? (Do not round intermediate calculations. Round your answer to the nearest cent. ) c. How much more would his monthly payment be on the 48-month loan? (Do not round intermediate calculations. Round your answer to the nearest cent.)