Tiago makes three models of camera lens. Its product mix and contribution margin per unit follow Percentage of Unit sales 27% Contribution Margin per unit $40 Lens A Lens B Lens C 32 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 S188.000. (Round intermediate calculations and final answers to the nearest whole number.) Units of A Units Units of B Units Units of C Units 3. Determine how many units of each product must be sold to generate a profit of $80,000. (Round intermediate calculations and final answers to the nearest whole number.) Units of A Units Units of B Units Units of C Units