Creger Corporation, which makes landing gears, has provided the following data for a recent month: Budgeted production Standard machine-hours per gear Budgeted supplies cost Actual production Actual machine-hours Actual supplies cost (total) 2,200 gears 5.7 machine-hours $ 6.30 per machine-hour 1,300 gears 8,100 machine-hours $49,722 Required: Determine the rate and efficiency variances for the variable overhead item supplies and indicate whether those variables are favorable or unfavorable. (Input all amounts as positive values.) Variable overhead rate variance Variable overhead efficiency variance