Due to erratic sales of its sole product-a high-capacity battery for laptop computers-PEM, Incorporated, has been experiencing financial difficulty for some time. The company's contribution format income statement for the most recent month is given below: Sales (19,500 units * $30 per unit) $ 585,000 Variable expenses 409,500 Contribution margin 175,500 Fixed expenses 180,000 Net operating loss $ (4,500) Reg 1 Reg 2 Req3 Reg 4 Req 5A Req 5B Req 5C Refer to the original data. The sales manager is convinced that a 10% reduction in the selling price, combined with an increase of $60,000 in the monthly advertising budget, will double unit sales. If the sales manager is right, what will be the revised net operating income (loss)? (Losses should be entered as a negative value.) Revised net operating income (loss)