E$6-20($Algo$)$ Analyzing Multiproduct CVP $[$LO $6-6]$

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Tiago makes three models of camera lens. Its product mix and contribution margin per unit follow:

$\backslash$table$[[$Percentage$,\backslash$table$[[$Contribution$],[$of Unit$],[$Sales$]],\backslash$table$[[$Margin per$],[$Unit$]]],[$Lens A$,28\%,$$$33$