4-3)

A manager must decide between two machines. The manager will take into account each machines operating costs and initial costs, and its breakdown and repair times. Machine A has a projected average operating time of 140 hours and a projected average repair time of 2 hours. Projected times for machine B are an average operating time of 58 hours and a repair time of 3 hours. What are the projected availabilities of each machine?(Round your answers to 3 decimal places.)

	Availability
Machine A
Machine B