What should be the overall effect on the companys monthly net operating income of this change

Houpe Corporation produces and sells a single product. Data concerning that product appear below:
Per Unit Percent of Sales
Selling price.. $140 100%
Variable expenses.. 42 30%
Contribution margin. $ 98 70%
Fixed
expenses are $490,000 per month. The company is currently selling 6,000
units per month. Consider each of the following questions
independently.