Inventory in days$30904020$Accounts receivable in days$20453040$Accounts payable in days$430456037$Sourcing unit cost$$5$$$20$$$55$$$70$Added unit cost$$10$$$25$$$10$$$30$Sales unit price$$20$$$55$$$70$$$110$On$-$time delivery $(\%)85957595*$This is also the throughput time in days.a$.$ Compute the total supply chain throughput time for all the entities from beginning to end.