Information on Rex Co.'s direct material costs for May follows: Actual quantity of direct materials purchased and used = 30,000 pounds Actual cost of direct materials = $84,000 Unfavorable direct materials quantity variance = $3,000 Standard quantity of direct materials allowed for May production = 29,000 pounds For the month of May, what was Rex's direct materials price variance? $2,800 favorable $2,800 unfavorable $6,000 unfavorable $6,000 favorable show work please