E6-18 Analyzing Multiproduct CVP [LO 6-6] Tiago makes three models of camera lens. Its product mix and contribution margin per unit follow Percentage of Unit sales Contribution Margin per unit Lens A 28% $42 Lens B 39 34 Lens C 33 47 Required: 1. Determine the weighted average contribution margin per unit. (Round your intermediate calculations and final answer to 2 decimal places.) Weighted Average CM per unit 2. Determine the number of units of each product that Tiago must sell to break even if fixed costs are $192,000. (Round Intermediate calculations and final answers to the nearest whole number) Units of A Units Units Units of B Units of Units 3. Determine how many units of each product must be sold to generate a profit of $66,000. (Round Intermediate calculations and final answers to the nearest whole number.) Units Units of A Units of B Units of C Units Units