For each of the following independent cases, fill in the missing amounts: (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance). Round your per unit rates to 2 decimal places.) Kevin, Inc Casey Co. 2,000 3.50 Jess Company 120 Valerie, Inc. 1,500 0.90 900 Units produced Standard hours per unit Standard hours Standard rate per hour Actual hours worked Actual labor cont Direct laborate varianco Direct labor efficiency variance $ 14.50 6.800 300 $ 10.50 975 $ 7.00 4.900 $ 31,850 $ 1.700 F $ 3,090 $ 150U $ 975 F 705 U $ $ 2,800 U