Information concerning Johnston Co.'s direct materials costs is as follows: Standard price per pound Actual quantity purchased Actual quantity used in production Units of product manufactured Materials purchase-price variance-favorable Budget data for the period: Units to manufacture Units of direct materials $ 8.05 3,450 pounds 3,350 pounds 860 $1,015 1,160 4,640 pounds The direct materials usage variance for the period, rounded to two decimal places, is: Multiple Choice $549.50 unfavorable. $724,50 unfavorable $934.50 favorable Multiple Choice $549.50 unfavorable $724 50 unfavorable 5934 50 favorable $724,50 favorable $549 50 favorable