chairs. sofas sales price $540 $730 variable costs $360 $375 the company can manufacture 3 chairs per machine hour or 2 sofa(s) per machine hour. the company's production capacity is 900 hours per month. to maximize what product and how many units should the company produce in a month? 1800 sofas 1800 chairs and 2700 sofas 2700 chairs 1800 sofas 2700 chairs