Bellingham Company produces a product that requires 12 standard pounds per unit. The standard price is $7.5 per pound. If 5,500 units used 68,600 pounds, which were purchased at $7.28 per pound, what is the direct materials (a) price variance, (b) quantity variance, and (c) cost variance? Enter a favorable variance as a negative number using a minus sign and an unfavorable variance as a positive number