Second Chance Welding rebuilds spot welders for manufacturers. The following budgeted cost data for 2020 is available for Second Chance.

			Time Charges			Material Loading Charges
	Technicians' wages and benefits		$213,300				-
	Parts manager's salary and benefits		-				$40,000
	Office employee's salary and benefits		55,300				11,510
	Other overhead		39,500				20,400
	Total budgeted costs		$308,100				$71,910

The company desires a $37 profit margin per hour of labor and a 26.00% profit margin on parts. It has budgeted for 7,900 hours of repair time in the coming year, and estimates that the total invoice cost of parts and materials in 2020 will be $408,000.

a) Compute the rate charged per hour of labor and material loading percentage

b) compute the total estimated bill