The Corata Appliance Manufacturing Corporation manufactures two vacuum cleaners, the Standard and the Super. The following information was gathered about the two products:

Standardsuper

Budgeted sales in units2700600

Budgeted selling price$600$1,700

Budgeted contribution margin per unit $500$1,060

Actual sales in units31001200

Actual selling price$650$1,680

What is the total sales-mix variance in terms of the contribution margin? (Round intermediary calculations to two decimal places.)