Sapphire Company produces two models of electric lawnmower. Information about Sapphire products is given below: s Salos revenue Less: Variable costs Contributon margin Total units sold Product A 264,400 171,400 93,000 300 Product B $396,600 213,000 $183,600 500 Sapphire's fixed costs total $104,625. Required: 1. Determine Sapphire's weighted-average unit contribution margin and weighted-average contribution margin ratio. 2. Calculate Sapphire's break-even units and break-even sales dollars. 3. Calculate the number of units of each product that must be sold to break even. 4. Calculate the total sales necessary for Sapphire to ean a profit of $172,305. 5. Calculate the sales revenue generated from each product line if Sapphire eans its target of $172,305 profit Calculate Sapphire's degree of operating leverage. 6