Nevermind, I got it. Answer is $2000

! Required information (The following information applies to the questions displayed below. Monterey Co. makes and sells a single product. The current selling price is $13 per unit. Variable expenses are $7.8 per unit, and fixed expenses total $23,000 per month. (Unless otherwise stated, consider each requirement separately.) f-1. Calculate the monthly operating income (or loss) that would result from a $1 per unit price increase and a $6,000 per month increase in advertising expenses, both relative to the original data. Assume a sales volume of 5,000 units per month. (Do not round intermediate calculations.) Operating income f-2. Is the increase in advertising expense justified by the price increase? O Yes