Records at the Farnsworth Corporation contained the following data for the most recent period of activity: Actual total direct labor cost Actual direct labor-hours worked Standard direct labor-hours allowed for actual output (flexible budget) Direct labor price variance Actual variable overhead Standard variable overhead rate per standard direct labor-hour Variable overhead is applied based on standard direct labor-hours allowed. Required: $ 506,800 15,280 14,560 $47,100 $ 349,100 $ 21 Compute the labor and variable overhead price and efficiency variances. Note: Do not round intermediate calculations. Indicate the effect of each variance by selecting "F" for favorable, or "U" for unfavorable. If there is no effect, do not select either option. Direct labor: Price variance Efficiency variance Variable overhead: Price variance Efficiency variance