The standard materials cost to produce 1 unit of Product R is 7 pounds of material at a standard price of $51 per pound. In manufacturing 7,000 units, 48,000 pounds of material were used at a cost of $52 per pound. What is the total direct materials cost variance?

$49,000 unfavorable.

$52,000 favorable.

$3,000 favorable.

$52,000 unfavorable.

$3,000 unfavorable.