Operations Management

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You are a materials planner and are responsible for, among other things, components X and Y. Components X and Y enter into subcomponents J and Q, and these subcomponents enter into MPS items A and B.

It takes 5 units of G and 3 units of J to make one unit of A.
It takes 2 units of J and 4 units of Q to make one unit of B.

To make one J requires 2 Xs and 2 Ys.
To make one Q requires 1 Y and 1 Z.

The MPS for A calls for start quantities of 50 in weeks 3, 5 and 6, and a start quantity of 40 in week 8. The MPS for B calls for a start quantity of 30 in week 4, 60 in week 6, and 45 in week 9.

The following inventory information is available:

Item G: Currently 1,000 on-hand, no scheduled receipts, lead time of 6 weeks, no safety stock requirements, fixed order quantity of 1,000 units.

Item J: Currently 0 units on-hand, no scheduled receipts, lead time of 2 weeks, no safety stock requirements, order policy is to order in whole multiples of 100 (i.e., 100, 200, etc.).

Item Q: Currently 0 units on-hand, no scheduled receipts, lead time of 2 weeks, no safety stock requirements, order policy is to order in whole multiples of 50.

Item X: Currently 0 units on-hand, scheduled receipt of 600 in week 1, lead time of 2 weeks, no safety stock requirements, fixed order quantity of 600.

Item Y: Currently 800 units on-hand, no scheduled receipts, lead time of 2 weeks, no safety stock requirements, order policy is to order in whole multiples of 300.

Item Z: Currently 800 on-hand, no scheduled receipts, lead time of 6 weeks, no safety stock requirements, fixed order quantity of 800 units.

Over the next eight weeks, what will you be doing with regard to X and Y?

    • 9 years ago
    • 3
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