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Exercise 18-23 (Algo) CVP analysis with three products LO P3 R\&R Tax Service offers tox and consulting services to individuals and small businesses Data for fees and costs for three types of tar returns follow. Fixed costs total $57,760 Business \begin{tabular}{|l|r|r|} \hline & \multicolumn{1}{|c|}{ Sales mix } & Contribution margin per retum \\ \hline Easy & 40% & \\ \hline Moderate & 20% & \\ \hline Business & 40% & \\ \hline & WeiglMed-average contribution atargin \\ \hline \end{tabular} (2) Detsmuise the breakeren point in units using the woightod averagg coribibutlon matgin. (3) Detemsine the numtiat of units of each product that wili bo soid at the brakkeven point. \begin{tabular}{|l|l|l|} \hline & Sales mox & Number of units to break even \\ \hline Eaby & & \\ \hline Moderate & & \\ \hline Business: & & \\ \hline & & \\ \hline \end{tabular}