me managers believe it is uneconomical to have 100% quality their expression is that's good nough).Which once describes this? Select one: a. All of the above b. We are happy with the current situation c. We do not have any failure d. None of the above e. Our products will be very expensive Erickson, Inc. makes student book bags that sell for $20 each. For the coming year, management expects fixed costs to be $225,000. Variable costs are $14 per unit. Instructions (a) Compute break-even sales using the contribution margin ratio. (3 marks) (b) Compute margin of safety ratio assuming actual sales are 5937,500.[2 marks) (c) Compute the sales required to earn net income of $150,000, using the mathematical equation. (1 mark)