Gevorg's Electronics manufactures TVs and DVDRs. During April, the following activities occurred:

	TVs	DVDRs
Budgeted units sold	19,404	72,996
Budgeted contribution margin per unit	$40	$75
Actual units sold	22,000	80,000
Actual contribution margin per unit	$45	$76

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.