Answer:
Effect on income= $6,450 increase
Step-by-step explanation:
Giving the following information:
Contribution margin= $75
The marketing manager believes that a $7,800 increase in the monthly advertising budget would result in a 190 unit increase in monthly sales.
To calculate the effect on income, we need to use the following formula:
Effect on income= increase in contribution margin - increase in fixed costs
Effect on income= 190*75 - 7,800
Effect on income= $6,450 increase