Please help me to do this calculations

Raj Sdn Bhd makes wooden furniture. The following are the budget for the next financial period: Selling price per unit RM7.50 Variable cost per unit RM5 Fixed maintenance cost RM14,000 Fixed factory overhead cost RM6,200 Sales 10,000 units REQUIRED: (a) Calculate break-even point in units and value. (5 marks) (b) Calculate the margin of safety in value and in units. (5 marks) (c) If there is a 15 percent increase in the fixed cost per period, what will be the new break-even point in value and units. (7.5 marks) (d) If there is a 15 percent increase in the selling price per unit and the fixed cost and the variable cost remains the same, what will be the new break-even point. (7.5 marks) Phase Test 2 Dated: 15 June 2021 Tan Bhd manufactures two products namely, Product A and Product B. Planned sales for the year 2019 are as details given below: Product Units Unit selling price Product A 75,000 RM45 Product B 120,000 RM60 Both the products use two types of direct materials, namely X and Y: X costing RM0.90 per litre Y costing RM1.20 per litre Direct materials usages per unit are: Product X Y A 3 litres per unit 5 litres per unit B 4 litres per unit 5 litres per unit Stocks are estimated to be: Year 2019 Finished units Direct materials (litres) A B X Opening 5,000 8,400 27,000 50,000 Closing 5,500 7,000 33,000 65,000 REQUIRED; (a) Sales budget for Product A and Product B and in total (7 marks) (b) Production budget in quantities for Product A and Product B (8 marks) (c) Direct materials usage budget for X and Y in litres only (7 marks) (d) Purchases budget for direct materials in litres and total value for X and Y