Margin of safety a. If Kirwan Company, with a break-even point at $480,000 of sales, has actual sales of $640,000, what is the margin of safety expressed (1) in dollars and (2) as a percentage of sales? 1. fill in the blank 1 of 2$ 160,000 2. fill in the blank 2 of 2 25 % b. If the margin of safety for Kirwan Company was 20%, fixed costs were $897,600, and variable costs were 80% of sales, what was the amount of actual sales (dollars)? (Hint: Determine the break-even in sales dollars first.) fill in the blank 1 of 1$