Required Indicate whether each of the following variances is favorable (F) or unfavorable (U). The first one has been done as an example. (Select "None" if there is no effect (i.e., zero variance).) Standard Actual Type of Variance Item to Classify Sales volume 42,700 units 40,700 units U Sales price $ 3.70 per unit $ 3.67 per unit F Materials cost $ Materials usage 3.70 per pound 90,700 pounds 10.30 per hour 62,500 hours $ 397,000 3.60 per pound F 91,700 pounds F 10.70 per hour F Labor cost Labor usage 61,700 hours $ 407,000 IF Fixed cost spending Fixed cost per unit (volume) $ 3.23 per unit $ 3.27 per unit F