Answer D 1 & 2 , please. i need correct answer. i posted earlier and someone gave me wrong answers

Complete this question by entering your answers in the tabs below. Refer to your answer to part a when total revenues were $180,000. Calculate the firm's operating income (or loss) if unit illing price and variable expense per unit do not change and total revenues increase by $14,500. Note: Do not round intermediate calculations. Prepare an income statement in the contribution margin format. Required: a. Prepare an income statement in the contribution margin format. b. Calculate the contribution margin per unit and the contribution margin ratio. c. Calculate the firm's operating income (or loss) if the volume changed from 20,000 units to 1. 25,000 units. 2. 12,000 units. d. Refer to your answer to part a when total revenues were $180,000. Calculate the firm's operating income (or loss) if unit selling price and variable expense per unit do not change and total revenues 1. Increase by $14,500. 2. Decrease by $9,500. Answer is not complete. Complete this question by entering your answers in the tabs below. Refer to your answer to part a when total revenues were $180,000. Calculate the firm's operating income (or loss) if unit selling price and variable expense per unit do not change and total revenues decrease by $9,500. Note: Do not round intermediate calculations. Shown here is an income statement in the traditional format for a firm with a sales volume of 20,000 units: Required: a. Prepare an income statement in the contribution margin format. b. Calculate the contribution margin per unit and the contribution margin ratio, c. Calculate the firm's operating income (or loss) if the volume changed from 20,000 units to 1. 25,000 units. 2. 12,000 units. d. Refer to your answer to part a when total revenues were $180,000. Calculate the firm's operating income (or loss) if unit selling price and variable expense per unit do not change and total revenues 1. Increase by $14,500. 2. Decrease by $9,500