Dorian Company produces and sells a single product. The product sells for $60 per unit and has a contribution margin ratio of 40%. The company's monthly fixed expenses are $28,800. Calculate the following: ^ a)The variable expense per unit b) The break-even point in units c) The break-even point in sales dollars d) If Dorian Company desires a monthly net income of $12,000, monthly sales in S will have to be: e) If the selling price is reduced by 5%, variable expenses reduced by $1.00, and fixed expenses increased to a total of $38,400, how many units would need to be sold to earn a net income of $21,000