Royal Lawncare Company produces and sells two packaged products-Weedban and Greengrow. Revenue and cost information relating to the products follow: Selling price per unit Variable expenses per unit Traceable fixed expenses per year Product Weedban $ 9.00 Greengrow $ 37.00 $ 2.50 $ 10.00 $ 137,000 $ 38,000 Last year the company produced and sold 41,000 units of Weedban and 19,500 units of Greengrow. Its annual common fixed expenses are $110,000.