The EV47891 company has provided the following cost, price, and sales data: Selling price Variable expenses Contribution margin Per Unit 226 47 179 $ The EV47891 company is currently selling 6,600 units per month. Fixed expenses are $894,000 per month The marketing manager would like to cut the selling price by $21 and increase advertising spending by $39,000 per month. The marketing manager predicts that these changes would increase monthly sales quantity by 16% What would be the overall effect on the EV47891 company's monthly net operating income of this change? (Note: A POSITIVE number indicates an INCREASE In net operating income, and a NEGATIVE number indicates a DECREASE In net operating income)