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