22 21 2. What is the margin of safety in dollars and margin of safety s at the current sales level? Show your detailed work.12 24 marks) 25 26 27 25 20 30 31 32 33 34 Comment on the margin of safety computed. (1 mark) 35 36 37 38 39 40 3. Determine the sales units and sales $ needed for Wickham to achieve an operating Income of $300,000 (4 marks). Show your detailed work. 41 42 43 44 45 46 #7 8 9