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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