Ferry Chemical uses a standard cost system to account for the costs of its production of Chemical X. Standards are 2.7 gallons of materials at $118 per gallon and 23 hours of labor at a standard wage rate of $25. During September, Ferry Chemical produced 3,100 gallons of Chemical X. Ferry Chemical purchased and used totaled 3,700 gallons at a total cost of $440,180. Payroll totaled $315,730 for 26,080 hours worked.

a. Calculate the direct materials price variance. (Do not round your intermediate calculations. Indicate the effect of variance by selecting "Favorable". "Unfavorable\c. Calculate the direct labor rate variance. (Do not round your intermediate calculations. Indicate the effect of variance by selecting "Favorable", "Unfavorable", or "None" for no effect (i.e., zero variance).) Rate Variance d. Calculate the direct labor efficiency variance. (Indicate the effect of variance by selecting "Favorable", "Unfavorable", or "None" for no effect (i.e., zero variance).) Efficiency Variance