Geelong Electronics Manufactures TVs and DVD Players Required:
Compute the Following Variances in Terms of the Contribution

Geelong Electronics manufactures TVs and DVD players.During February,the following activities occurred:
$$\begin{array} { l r r } & \text { TVs } & \text { DVDs } \\\text { Budgeted units sold } & 17640 & 66360 \\\text { Budgeted contribution margin per unit } & \$ 90 & \$ 156 \\\text { Actual units sold } & 20000 & 80000 \\\text { Actual contribution margin per unit } & \$ 100 & \$ 158\end{array}$$
Required:
Compute the following variances in terms of the contribution margin.
a.Determine the total sales-mix variance.
b.Determine the total sales-quantity variance.
c.Determine the total sales-volume variance.
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