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