Question 4 5 pts A contractor estimates maintenance costs for a new backhoe to be $237 for the first month with a monthly increase of 0.5%. If the annual interest rate is 6%. The contractor is planning to sell it after 4 year. What is the present value of the maintenance cost? Question 4 5pts A contractor estimates maintenance costs for a new backhoe to be $237 for the first month with a monthly increase of 0.5%. If the annual interest rate is 6%. The contractor is planning to sell it after 4 year. What is the present value of the maintenance cost? Question 4 5 A contractor estimates maintenance costs for a new backhoe to be 5237 for the first month with a monthly increase of 0.5%. If the annual interest rate is 8%. The contractor is planning to sell it after 4 year. What is the present value of the maintenance cost