If the margin of safety for a firm is $ 50000 and its sales for the year 2012 was $ 175000,
A) what was the firm's break even sales.
B) Also, calculate the breakeven point in units if the selling price was $ 25 variable cost was $ 15.
C) What will be the revised margin of safety if the value of break even sales is $ 10000 less than the value calculated in Part A?