Please show work/formula

Problem 4 White Corporation White Corporation predicts it will produce and sell 40,000 units of its sole product in the current year. At that level of volume, it projects a sales price of $30 per unit, a contribution margin ratio of 40 percent, and fixed costs of $5 per unit. 1. Refer to White Corporation. a) b) c) d) e) f) What is the company's projected breakeven point in dollars? What is the company's projected breakeven point in units? What is the company's operating leverage base on the 40,000 units of sales. What is the Margin of Safety in Units and Sales Dollars. How many units need to be sold to make $350,000 of profit before taxes. How many units need to be sold to make $275,000 of profit after taxes