The Faraday Plant of Hindle, Incorporated shows the following overhead information for the current period: Actual overhead incurred Budgeted fixed overhead Standard variable overhead rate per direct labor-hour Standard hours allowed for actual production Actual labor-hours used Required: $630,000 ($165,600 fixed and $464,400 variable) $ 168,480 (8,640 direct labor-hours budgeted) $ 45 10,080 hours 10,440 hours What are the variable overhead price and efficiency variances and the fixed overhead price variance? Note: 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. Variable overhead: Price variance Efficiency variance Fixed overhead: Price variance