The following data is available for Mike's Phone Repair Shop for 2020 Repair technician's wages $360,000 Fringe benefits 80,000 Overhead 60,000 Total 500,000 The desired profit margin is 525 per labor hour. The material loading charge is 25% of invoice cost. It is estimated that 5000 labor hours will be worked in 2019 In January 2020, Mike repairs a cellphone that uses parts of $200/Its material loading charge on this repair would be a $200 b. 520 C 550 4.572