Ruby Company produces a chair that requires 5 yards of material per unit. The standard price of one yard of material is $9.50. During the month, 7,700 chairs were manufactured, using 37,700 yards at a cost of $8.93 per yard. Enter favorable variances as negative numbers.

(a) Determine the price variance.favorable or unfav

$ (b) Determine the quantity variance.fav or unfav

$ (c) Determine the cost variance. $fav or unfav