Please help with the below question.

7. Consider the following information from a supply chain: Tier 1 Supplier Tier 2 Supplier Manufacturer 2000 1500 5000 125 75 100 Average inventory 5000 Cost of goods sold 5000/day Accounts payable in days Accounts receivable in days 15 25 45 30 60 30 a. Compute the number of days in inventory for each of the entities. b. What is the throughput time for the entire supply chain? c. Calculate the cash-to-cash cycle time. d. Who is benefiting the least in the supply chain? e. What would you do to improve the throughput time or the cash-to-cash cycle time