7. Winthrop Manufacturing produces a product that sells for $50.00. Fixed costs are $260,000 and variable costs are $24.00 per unit. Winthrop can buy a new production machine that will increase fixed costs by $11,400 per year, but will decrease variable costs by $3.50 per unit. Compute break-even point in if the new machine is purchased. a) 10, 438 units b) 8,814 units c) 10,000 units d) 9,200 units e) 9,869 units