A company produces 200 cars per day (8 hour shift) and keeps an inventory of 8000 batteries in raw material inventory. It takes exactly 12 hours to make a car in the plant. 1) Find the total number of batteries in the plant on average (in work-in-process at the plant and in raw material inventory). 2) What is the "flow time" for a battery in raw material inventory 3) How many days of supply are held in raw material inventory on average ?