please show calculations for excel

The company has an inventory and production plan shown below, the overhead for the first slix months is R10000 and R17000 for the other. Cost of production 1.1. Develop the following 1.1.1. MRP for year 1, End-Inventory in month 12 must include \25 safety buffer and must be at least \90 of forecast for month 12 [25 Marks] 1.1.2. Profit for every month and total profit for year 1 [20 Marks] 1.1.3. What are the average? [15 marks] 1.1.3.1. Overtime worked 1.1.3.2. Production 1.1,3.3. Profit 1.2. MRP for year 2, with consistent regular time production of 850 , with the same forecast and Yea 1, End-Inventory in Year 2 month 12 must include \25 safety buffer [20 marks] 1.2.1. Profit for every months and total profit for year 1 [20 Marks 1.2.2. Analyse the results between the two years and give engineering advice [10 Marks Question 2 Bonus question ( \25 - will be added to your lowest test mark (Please indicate whether test1/2 in your submission)) Determine the cost of the two plans