can someone help me fix the mistake i made for the problem?

Tiago makes three models of camera lens. Its product mix and contribution margin per unit follow: Required: 1. Determine the weighted-average contribution margin per unit. 2. Determine the number of units of each product that Tiago must sell to break even if fixed costs are $178,000. 3. Determine how many units of each product must be sold to generate a profit of $64,000. 8 Answer is complete but not entirely correct. Complete this question by entering your answers in the tabs below. Determine the weighted-average contribution margin per unit. (Round your intermediate calculations and final answer to 2 decimal places.) Tiago makes three models of camera lens. Its product mix and contribution margin per unit follow: Required: 1. Determine the weighted-average contribution margin per unit. 2. Determine the number of units of each product that Tiago must sell to break even if fixed costs are $178,000. 3. Determine how many units of each product must be sold to generate a profit of $64,000. Complete this question by entering your answers in the tabs below. Determine how many units of each product must be sold to generate a profit of $64,000. (Round your intermediate calculations to nearest whole number. Round your answers up to the next whole number. Round weighted-average contribution margin per unit to 2 decimal places.) Tiago makes three models of camera lens. Its product mix and contribution margin per unit follow: Required: 1. Determine the weighted-average contribution margin per unit. 2. Determine the number of units of each product that Tiago must sell to break even if fixed costs are $178,000. 3. Determine how many units of each product must be sold to generate a profit of $64,000. 8 Answer is complete but not entirely correct. Complete this question by entering your answers in the tabs below. Determine the number of units of each product that Tlago must sell to break even if fixed costs are $178,000. (Round your: intermediate calculations to nearest whole number. Round your answers up to the next whole number: Round welghtedaverago contribution margin per unit to 2 decimal places:)