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Business Solutions sells upscale modular desk units ( 60% of sales) and office chairs (40\% of sales). Selling prices are $1,220 per desk unit and $630 per chair. Variable costs are $730 per desk unit and $315 per chair. Fixed costs are $180,600. Required: 1. Compute the weighted-average 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 break-even point. Complete this question by entering your answers in the tabs below. Compute the weighted-average contribution margin. Note: Round your final answer to the nearest whole number. Complete this question by entering your answers in the tabs below. Compute the break-even point in units. Note: Do not round your intermedlate calculations and round your final answer up to the nearest whole unit. Complete this question by entering your answers in the tabs below. Compute the number of units of each product that would be sold at the break-even point