Answer:
Results are below.
Step-by-step explanation:
Giving the following information:
Unitary contribution margin= $11
Fixed costs= $54,200
First, we need to calculate the net income y sales were 8,040:
Net income= 8,040*11 - 54,200
Net income= $34,240
Now, if sales were 7,960:
Net income= 7,960*11 - 54,200
Net income= $33,360
Finally, if sales were 7,000:
Net income= 7,000*11 - 54,200
Net income= $22,800