Business Solutions sells upscale modular desk units (60% of sales) and office chairs (40% of sales). Selling prices are $1,200 per desk unit and $650 per chair. Variable costs are $720 per desk unit and $325 per chair. Fixed costs are $188,100. Required: 1. Compute the weightedaverage contribution margin. 2. Compute the break-even point in units. 3. Compute the number of units of each product that would be sold at the breakeven point. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Compute the weighted-average contribution margin. (Round your final answer to the nearest whole number.) Weighted-average contribution margin [ l