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Sandhill manufactures lawn mowers, weed trimmers, and chainsaws. Sandhill has fixed costs of $3,640,000. Its sales mix and contribution margin per unit are as follows: Sales Mix Contribution Margin per Unit Lawn mowers 10% $25 Weed trimmers 40% 15 Chainsaws 50% 35 Calculate the number of units of each product that Sandhill must sell in order to break even under this product mix. (Round weighted-average contribution margin per unit to 2 decimal places, e.g. 1.25 and final answers to O decimal places, e.g. 125.) Lawn mowers: units Weed trimmers: units Chainsaws: units