Exeter has a materials standard of 1 pound per unit of output. Each pound has a standard price of $27 per pound. During July, Exeter paid $139,000 for 4,980 pounds, which it used to produce 4,720 units. What is the direct materials quantity variance? Multiple Choice $3,640 favorable $4,540 unfavorable a $7,020 unfavorable O $9,620 unfavorable