a) Ifyou project planned deliveries back in schedule due to lead times and encounter negative times, what does that mean? Explain in 200 words. b) If it is impossible to meet the demand by your inventory, what can you do in your MRP table? Explain in 200 words. c) Once you finish your MRP table and observe that you made an error, what should you do? Explain in 200 words.

What are the sources of demand in an MRP system? Are these dependent or independent, and how are they used as inputs to the system?

Dohini Manufacturing company had following 12 months of data on purchasing cost and number of purchase orders. Required: 1. Determine the high point and low point. 2. Calculate the variable rate for purchasing cost based on the number of purchase orders. (Round to nearest cent) 3. Calculate the fixed monthly cost of purchasing.(Round to nearest dollar). 4. Write the cost formula for the purchasing activity showing the fixed cost and the variable rate. 5. If Dohini manufacturing company estimates that next month will have 430 purchase orders, what is the total estimated purchasing cost for the that month?(Round to nearest dollar) 6. What if Dohini manufacturing wants to estimate purchasing cost for the coming year and expects 5340 purchase orders? What will estimated total purchasing cost be? What is the total fixed purchasing cost? Why doesn't equal the fixed cost calculated in Requirement 3?(Round to nearest dollar)

Pls help with below homework-) What is ATP ? Describe its purpose in the planning process. Where in a planning process would you be MOST likely to determine ATP ? A) Aggregate Plan B Inventory Planning  C) MPS D) MRP