Russo Corporation manufactured

22 comma 00022,000

air conditioners during November. The overhead

costminusallocation

rate is

$ 30.25$30.25

per

machineminushour.

The following variable overhead data pertain to November:

	Actual	Budgeted
Production	22,000 units	24,000 units
Machineminushours	13,175 hours	14,400 hours
Variable overhead cost per machineminushour	$30.00	$30.25

What is the variable overhead efficiency variance?