Question 9 Grass King manufactures lawn mowers, weed trimmers, and chainsaws. Grass King has fixed costs of $3,120,000. Its sales mix and contribution margin per unit are as follows: Lawn mowers Weed trimmers Chainsaws Sales Mix 25% 55% 20% Contribution Margin per Unit $23 13 33 Calculate the number of units of each product that Grass King 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 0 decimal places, e.g. 125.) Lawn mowers: units Weed trimmers: units Chainsaws: units