Answer:
$400 unfavorable variance
Explanation:
The standard price of plastic is $1.60 per pound, and if we multiply that by 4,000 pounds purchased = $6,400. But instead of paying $6,400, the company paid $6,800 for the plastic. That means that there was an variance in direct materials of = $6,400 - $6,800 = -$400, since the result is negative, the variance is unfavorable.
An unfavorable variance results from spending money than budgeted to produce the same amount of goods.