How would your answer change if the cost of ordering item x

Question

Animated Demo Problem Complete the following MRP matrix for item X.

ITEM: X LLC: 0 LOT SIZE: MIN 50 Ur: 2		PERIOD
		1	2	3	4	5	6	7	8
Gross Requirements		20	30	50	50	60	90	40	60
Scheduled Receipts				50
Projected on Hand	40
Net Requirements
Planned Order Receipts
Planned Order Releases

1. In what periods should orders be released, and what should be the size of those orders?
2. How would your answer change if the cost of ordering item X were $100, the cost of carrying were $2 a week, and the POQ lot sizing technique were used?
3. Which lot sizing technique yields the lowest total cost?