This problem can be solved in two different ways. Both the ways
had been worked out here.
Option 1: Operating Leverage = Contribution Margin/ Net income Slaincoven Contribution margin $8,40,000 Net Income $2,30,000 Bothoil $6,00,000 $1,65,000 Colagel $4,00,000 $2,80,000 Degree of Operating Leverage 3.65 3.64 1.43 ($840000/$230000] ($600000/$165000]($400000/$280000] Sales Increases by 20% then Net Income increases by Net income increases by 73.04% [3.65 x 20%] 72.73% (3.64 x 20%] 28.57% (1.43 x 20%] Option 2: Slaincoven Bothoil $9 $6 Sales Price Variable Cost Variable Cost %age $3 Colagel $13 $8 61.54% $2 22.22% 50.00% Slaincoven Bothoil Sales $12,96,000 $14,40,000 ($1080000*120%] ($1200000*120%] Less: Variable Cost -$2,88,000 $7,20,000 ($1296000 x 22.22%] [$ 1440000 x 50%) Contribution Margin $10,08,000 $7,20,000 Less: Fixed Cost $6,10,000 $4,35,000 Net Income $3,98,000 $2,85,000 Less: Net Income Before increase $2,30,000 -$1,65,000 Increase in Net Income $1,68,000 $1,20,000 Increase in percentage 73.04% 72.73% Colagel $12,48,000 ($1040000*120%] $7,68,000 ($1248000 x 61.54%] $4,80,000 $1,20,000 $3,60,000 $2,80,000 $80,000 28.57%