Material Requirement Planning (10 marks) st Month 1 Requirement 40 2 100 13 80 5 50 120 Holding cost = $4/unit/month; setup cost = $500; lead time = 1 month; no beginning inventory Based on the data given in the table above, use each lot-sizing technique below to calculate its total relevant costs for the 5 months. (a) Lot-for-lot (1 mark) (b) EOQ (4 marks) (c) Part Period Balancing