A light engineering company disclosed the following details of its stock. Sr. Details Closing stock Opening stock Purchases Price per unit ($) No. during the year 01 'O' ring washers 2000 2500 1500 $0.50 per piece 02 Mild Steel washers 3000 2600 2000 $0.75 per piece 03 Lubricant 300 500 500 $2 per kg 04 Lathe tool 500 300 600 $10 per piece 05 Shaping tool 450 350 150 $12 per piece 06 Emery paper 500 800 200 $5 per piece 07 Drill - A type 400 500 500 $12 per piece 08 Hacksaw - small 300 600 400 $2 per piece 09 Hacksaw - large 400 800 500 $5 per piece 10 Steel strip rolls 400 500 1000 $15 per roll 11 Brown Paper Rolls 500 200 600 $ 12 per roll 12 Cartons 150 400 300 $ 1 per piece 13 Nuts 1500 1500 1700 $ 0.25 per piece 14 Bolts 1000 500 2500 $ 2.50 per piece 15 Masonry Drill 500 450 1500 $15 per piece 16 Steel punch 60 70 100 $5 per piece 17 Ball Bearings 400 500 700 $25 per piece 18 Roller Bearings 160 250 475 $ 35 per piece 19 Steel Rivets - small 1500 2000 3000 $4 per piece 20 Cams 750 950 1050 $3 per piece 21 Carbide Tools 170 Nil 800 $120 per piece 22 Diamond tools 200 50 400 $150 per piece 23 Honing tools 300 400 400 $90 per unit

25 Welding rods 4000 5000 3500 $5 per piece 26 Flux material 500 300 800 $10 per kg 27 Coolant 800 900 3500 $15 per litre 28 Guide pins 500 400 600 $2 per piece 29 MS Plates 300 700 1000 $20 per piece 30 Copper rods 400 500 600 $50 per piece Questions: 1) Classify the above items into relevant categories of A, B, and C. Show all detailed calculations. Draw graph as well. 2) As a logistics manager, the company wants you to report them about the two-bin system, Economic Order Quantity and Economic Batch Quantity. Explain your report 3) What are the Fixed Order and Fixed Interval Systems in Inventory? Explain