The following data for November have been provided by Hunn Corporation, a producer of precision drills for oil exploration: Budgeted production Standard machine-hours per drill Standard indirect labor Standard power 3,900 drills 9.2 machine-hours 9.00 per machine-hour 2.60 per machine-hour $ $ Actual production Actual machine-hours Actual indirect labor Actual power 4,100 drills 35,550 machine-hours $328,695 $ 84,980 Required: Compute the variable overhead rate variances for indirect labor and for power for November. Indicate whether each of the variances is favorable (F) or unfavorable (U). (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance). Input all amounts as positive values.) Variable Overhead Rate Variance Indirect labor Power