The following data are available for Wheels N Spokes Repair Shop for 2020: Repair technician's wages $203000 Fringe benefits 61000 Overhead 88000 Total $352000 The desired profit margin is $11 per labour hour. The material loading charge is 30% of invoice cost. It is estimated that 4400 labour hours will be worked in 2020. In March 2020, Wheels N Spokes repairs a bicycle that takes three hours to repair and uses parts of $80. The bill for this repair would be $300.00. $333.00. $344.00. $377.00.