Structuring a Keep-or-Drop Product Line Problem with Complementary Effects Shown below is a segmented income statement for Hickory Company's three wooden flooring product lines: by 20%. All other information remains the same. Required: 1. If the parquet product line is dropped, what is the contribution margin for the strip line? 9 For the plank line? 2. Which alternative (keep or drop the parquet product line) is now more cost effective and by how much? V by $x