What the annual cost for a tractor is if a contractor is considering purchasing a used tractor for $180,000 at 10% interest that she could use for 10 years and then sell for an estimated salvage value of $10,000. annual maintenance and repair costs for the used tractor are estimated to be $15,000 per year. select one a. $40,710 b. $41,970 c. $43,710 d. $58,390 mcafee your mcafee has expired a renew now to stay protected for your google chromecaptcha verification systems