Ruby Company produces a chair for which the standard specifies 6 yards of material per unit. The standard price of one yard of material is $14.00. Durin the month, 6,700 chairs were manufactured, using 41,000 yards at a cost of $13.16 per yard. Determine the following: Enter favorable variances as negative numbers. a. Direct materials price variance b. Direct materials quantity variance c. Total direct materials cost variance 1 Accounting numeric field