i need question4 and 5

please write details and clearly

if you did these question before please dont do it. i need different

Master Inc. is a leading producer of glass panels for the construction industry. The annual income statement of Master Inc. for year ended 31 December 2021 were as follows: Required: (Treat each case independently) 1) Compute the break-even point in units and in sales dollars. What is the current margin of safety in sales dollars. ( 8 marks) 2) If Master Inc. believes that they are able to earn a targeted profit of $1,500,000 next year, how many glass panels must they sell to achieve this target. (2 marks) 3) Using the answers in Q1 and Q2, explain why cost-volume-profit analysis can be useful to management for planning and decision making. 4) In order to improve its profitability, the accountant in Master Inc is proposing a 5% reduction in the selling price because he believes it will lead to a 25% increase in number of units sold. Assume fixed costs remain unchanged, should Management accept this proposal? Explain clearly with workings. (4 marks) 5) For 2022, Management is proposing to export its glass panel to Indonesia. As a trial for the initial expansion, Master Inc will incur additional annual fixed expense of $120,000. Direct materials is expected to increase by $10 but no sales commission will be paid for sales commission. How many glass panels must be sold to Indonesia if Master Inc wants to maintain its current profit level as a whole assuming that all other revenue and costs remain unchanged. (4 marks)