Example 1 Dollywood Corporation accumulates the following data concerning a mixed cost, using miles as the activity level Miles Driven Total Cost Miles Driven Total Cost $16,500 $14,500 10,000 8,000 $12,500 $12,000 March January 9,000 7,000 February April Instructions Compute the variable and fixed cost elements using the high-low method. Example 2: Cannon Co. has a unit selling price of $500, variable cost per unit $300, and fixed costs of $240,000. Instructions Compute the break-even point in units and in sales dollars. Example 3 Oakbrook, Inc. reported actual sales of $2,000,000, and fixed costs of $350,000. The contribution margin ratio is 25% Instructions Compute the margin of safety in dollars and the margin of safety