For each independent case, fill in the missing figures. Select favorable (F), or unfavorable (U) where appropriate. If required, round your answers to one decimal place. Case A Case B Case C Case D Units produced 1,000 240 1,500 Standard hours per unit 3.5 0.9 Standard hours 900 600 Standard rate per hour $ 7.25 $ $ 10.50 $7 Actual hours worked 3,400 975 4,900 Actual labor cost $ $ $ 6,180 $ 31,850 Labor rate variance $850 F $975 F $300 U $ SelectFUItem 11 Labor efficiency variance $ SelectFUItem 13 $765 U $ SelectFUItem 15 $2,800 U