Suppose an operations manager made the following partially complete aggregate plan.

	September	October	November	December
Beg. Inventory	50		0
Reg. Time Production	1,000	1,000	1,000	1,000
Overtime Production	500	500	0
Subcontracting	0	100	0	100
Sales	1,600	1,575	900	1,300
Ending inventory		0		0
Back orders		25		0
Average inventory		0

Compute the blank entries in the plan and answer the following questions.

1. What is the ending inventory and back orders for September?

A. 0 and 0

B. 0 and 100

C. 0 and 50

D. 50 and 0

E. 100 and 0

2. What is the average inventory level for September?

A. 0

B. 25

C. 50

D. 75

E. 100

3. What is the overtime production for December?

A. 125

B. 200

C. 300

D. 375

E. 450