Fruit Sushi Corporation sells delicious fruit sushi at a wholesale price of $3.00 per unit. The variable cost to manufacture is $2.00 per unit. The monthly fixed costs are $8000. Its current sales are 25,000 units per month. If the company wants to increase its operating income by 20%, how many additional units must it sell? (Round any intermediate calculations to two decimal places and your final answer up to the nearest whole unit.) 8000 glass vases 75,000 glass vases 3400 glass vases 28,400 glass vases