rrow Industries employs a standard cost system in which direct materials inventory is carried at standard cost. Arrow has established the following standards for the prime costs of one unit of product.

	Standard Quantity	Standard price	Standard cost
Direct Materials	10 pounds	$2.00 per pound	$20.00
Direct Labor	0.25 hour	$10.00 per hour	$2.50

During November, Arrow purchased 220,000 pounds of direct materials at a total cost of $446,000. The total factory wages for November were $54,500, 90% of which were for direct labor. Arrow manufactured 21,000 units of product during November using 193,500 pounds of direct materials and 5,350 direct labor hours.

What is the direct materials efficiency (quantity) variance for November?