Multiple Choice Question 71 The following data is available for Vaughn Repair Shop for 2019: Repair technicians wages $440000 Fringe benefits 90000 Overhead 70000 Total $600000 The desired profit margin is $42 per labor hour. The material loading charge is 40% of invoice cost. It is estimated that 5000 labor hours will be worked in 2019. In January 2019, Vaughn repairs a bicycle that uses parts of $180. Its material loading charge on this repair would be $108. $162. $276. $72.