The standard cost card for one unit of a certain finished product shows the following:

Standard Quantity or HoursStandard Price or RateDirect materials10 pounds$? per poundDirect labor2.5 hours$16 per hourVariable manufacturing overhead1.5 hours$10 per hourIf the total standard variable cost for one unit of finished product is $85, then the standard price per pound for direct materials is:

$1.74

$4.60

$5.90

$3.00