Car with the sticker price of $36,500 with factory and dealer rebates of $4200. 1) determine monthly payment if financed for 60 months at 0% APR. 2) Determine monthly payment if financed at 2.5% add-on interest for 60 months. 3) use APR approximation formula for part b. 4) define whether 0% APR or 2.5% add-on rate must be preferred.