Ans i Oliver Shop made total sales of S180,000 in 2021. Total variable costs and fixed costs were Qucstion I: 580,000 and S30,000. The sales quantity is 1,000 units. Required: Compute the following: a) Calculate the breakeren point (in sales amount). b) Calculate the breakeven point (in unit amount). c) Calculate the margin of safety. (1 mark) d) Calculate the margin of safety ratio. ( 1 mark) e) How many units should Anna \& Oliver Shop sell in order to achieve a target profit of $12,000 ? (round up the figure) (1 mark)