Please answer part a & b and show your process. Thank you

part a) solve the tables below using MRP

PROBLEMA 12. MRP BOM: XYZ (35pts) A(2) B(3) Z(2) A(1) Security inventory=50 5 | 6 | 7 600 400 400 | | 8 500 9 800 10 650 XYZ Size of Batch=batch by batch waiting time=2 Time 1 | 2 | 3 | 4 | Demand 1 100 200 200 500 Programed 100 Order Projected balance (250) Order Liberation waiting time=1 3 4 Security Inventory =30 5 6 2 7 8 9 10 Y Size of batch= 500 f Time 1 Demand Programed Order Projected balance (700) Order Liberation Security Inventory=100 5 6 7 8 9 10 Z Size of Batch-Fixed Batch (T=2) Waiting Time=1 Time 1 2 3 4 Demand Programed 1000 Order Projected balance (4000) Order Liberation b. Calculate the cost of the production plan for each of the 3 tables above. 1 FIXED COST PART XYZ Y $60 UNITARY COST $20.00 $8.00 $3.00 INVENTORY RATIO (1) .30 per week .30 per week .30 per week $25 $25 Note: H=i*c