Using a lot-for-lot ordering strategy for the following item, what is the net requirements amount in week 3?

(Note: Use a lead time of one week and the gross requirements and scheduled receipts depicted below, and

assume you begin with 100 units in inventory.)

Week 1 2 3 4

Gross requirements Wk 1-0 Wk 2-100 Wk 3-80 Wk 4-15

Scheduled receipts Wk-1 7 Wk 2-5 Wk 3-0 Wk 4--0 0

Projected ending inventory (100)

Net requirements

Planned order receipts

Planned order releases

a) 0 units

b) 5 units

c) 15 units

d) 80 units