Answer:
Results are below.
Step-by-step explanation:
The contribution margin is the result of deducting from the selling price the total unitary variable cost:
Unitary contribution margin= 25 - 6.6 - 7 - 2.4 - 1.9
Unitary contribution margin= $7.1
Now, we can calculate the net income when 150,000 units are sold:
Net income= total contribution margin - total fixed expense
Net income= 150,000*7.1 - 241,900 - 327,900
Net income= $495,200
Finally, the operating leverage factor
Operating leverage factor= Total contribution margin / operating income
Operating leverage factor= 1,065,000 / 495,200
Operating leverage factor= 2.15
If sales increase by 10%, then operating income will increase by 21.5% (10*2.15).