please help me, and show me the steps, thank you. will upvote

Thalassines Kataskeves, S.A., of Greece makes marine equipment. The company has been experiencing losses on its bilge pump product line for several years. The most recent quarterly contribution format income statement for the bilge pump follows: "Common costs allocated on the basis of machine-hours. tCommon costs allocated on the basis of sales dollars. Discontinuing the bilge pump would not affect sales of other product lines and would have no effect on the company's total general factory overhead or total Purchasing Department expenses. Required: What is the financial advantage (disadvantage) of discontinuing the bilge pump