15. Continuing with the scenario in problems 12, 13 and 14, suppose ZMW provides the daily build schedule to Slippery, and Slippery delivers four times per day (every 2.5 hours), in the exact build sequence, when the inventory at ZMW is down to only one hour of stock.

a. What is the reduction in inventory at ZMW?

b. What is the potential reduction in inventory at Slippery if it builds to the schedule?

c. What other advantages are gained in the two firms?

d. What kind of information system is needed to support this JIT execution?

e. What else has to be implemented in both firms to make it a reality?