The Sterling Tire Company's income statement for 2010 is as follows: (a) Compute the degree of operating leverage. (Enter only numeric value rounded to 2 decimal places.) Degree of operating leverage (b) Compute the degree of financial leverage. (Enter only numeric value rounded to 2 decimal places.) Degree of financial leverage (c) Compute the degree of combined leverage. (Enter only numeric value rounded to 2 decimal places.) Degree of combined leverage (d) Compute the break-even point in units (Enter only numeric value rounded to nearest whole number.) Break-even point units