Two components A & B are used as follows: Normal usage Minimum usage Maximum usage Reorder quantity Reorder period Calculate for each component 50 units each per week 25 units each per week 75 units each per week A =300 units; B=500 units A = 4-6 weeks B= 2-4 weeks (i) Maximum level (ii) Minimum level (iii) Reorder level (iv) Average stock level