In ABC Printing, Queen’s black is a popular input with an an…

In ABC Printing, Queen’s black is a popular input with an annual demand of 50,000 gallons. ordering cost of $50 per order, and the holding cost is $5 per unit per year; the economic order quantity is 1000. Hence during the year, they used 1000 as the order quantity. An audit of the costs revealed that the true ordering cost was only $25 and the true holding cost was $10 per gallon per year. The correct order quantity would have been 500. How much did ABC lose due to incorrect cost information during the year?

In an MRP problem, A is an MPS item. Every A requires 2 B’s…

In an MRP problem, A is an MPS item. Every A requires 2 B’s and 3 C’s. Every B requires 5 C’s. All lead times are two periods. Initial inventory values for A is 100, B is 200 and C is 0. Use lot-4-lot method for order quantities for all items. If gross requirement for A is 800 in period 9, what will be the planned order release for B in period 5?