A grader will be used to maintain a 7,250 ft haul road. It is estimated that this work will require two passes in second gear and three passes in third gear. Use an efficiency factor of 75%. Grader speeds are given in the chart below. The cost per hour for the grader with an operator is $195 per hour. A. What is the time requirement for this task? B. What is the total cost for the grader to complete this operation?