Please answer the following questions.

1		A job has a learning rate of 70%. The initial unit took 70 hours to complete. The sec ond unit should take about how many hours to complete?
			A)	60
			B)	50
			C)	40
			D)	35
			E)	30
2		A job has a learning rate of 70%. The initial unit took 70 hours to complete. The fourth unit should take about how many hours to complete?
			A)	60
			B)	50
			C)	40
			D)	35
			E)	30
3		The first unit of a job took 40 hours to compoete, and the second unit took 32 hours to complete. What is the learning rate?
			A)	90%
			B)	85%
			C)	80%
			D)	75%
			E)	None of these
4		A job will have a learning rate of 75%. If the 3rd unit requires 10 hours, the 12th unit should require about how many hours?
			A)	5.6
			B)	6.5
			C)	7.4
			D)	8.3
			E)	9.2
5		The first unit of a job took 50 hours to complete, and the second unit took 40 hours to complete. Estimate the number of hours required for the 3rd unit without using the table.
			A)	32
			B)	35
			C)	36
			D)	37
6		In which of these activities would learning curves be the least useful?
			A)	budgeting
			B)	pricing new products
			C)	manpower planning
			D)	facility layout
			E)	negotiated purchasing