Tony Manufacturing produces a single product that sells for $80. Variable costs per unit equal $45. The company expects total fixed costs to be $80,000 for the next month at the projected sales level of 2500 units. In an attempt to improve performance, management is considering a number of alternative actions. Each situation is to be evaluated separately.Suppose management believes that a $90,000 increase in the monthly advertising expense will result in a considerable increase in sales. Sales must increase by to justify this additional expenditure? 2572 units 1125 units 2260 units 2286 units