The following data is available for Bramble Repair Shop for 2022 : The desired profit margin is $40 per labor hour. The material loading charge is 40% of invoice cost. It is estimated that 5000 labor hours will be worked in 2022. In January 2022, Bramble repairs a bicycle that uses parts of $240. Its material loading charge on this repair would be $96 $270. $134. $144