Keating and Sons, a CPA firm, established the following standard labor cost data for completing what the firm referred to as a Class 2 tax return. Keating expected each Class 2 return to require 3.9 hours of labor at a cost of $46 per hour. The firm actually completed 650 returns. Actual labor hours averaged 3.6 hours per return and actual labor cost amounted to $54 per hour.

Required:
a.	Determine the total labor variance and indicate the effect of the variance by selecting favorable (F) or unfavorable (U). (Select "None" if there is no effect (i.e., zero variance).)

b.	Determine the total labor price variance and indicate the effect of the variance by selecting favorable (F) or unfavorable (U). (Select "None" if there is no effect (i.e., zero variance).)

c.	Determine the total labor usage variance and indicate the effect of the variance by selecting favorable (F) or unfavorable (U). (Select "None" if there is no effect (i.e., zero variance).)