what formula do I use?

The Regal Cycle Company manufactures three types of bicycles-a dirt bike, a mountain bike, and a racing bike. Data on sales and expenses for the past quarter follow: - The special equipment used to produce racing bikes has no resale value and does not wear out. ". Allocated on the basis of sales dollars. Required: 1. What is the financial advantage (disadvantage) per quarter of discontinuing the Racing Bikes? 2. Should the production and sale of racing bikes be discontinued? Complete this question by entering your answers in the tabs below. What is the financial advantage (disadvantage) per quarter of discontinuing the Racing Bikes