Kareena Company produced 2,200 buckets during October. The following variable overhead data pertains to October: (Dont forget to designate if the variance is favorable or unfavorable)

Actual Budgeted Production 2,200 units 2,400 units Total Machine-hours 8,800 hours 9,000 hours Variable overhead cost per machine-hour $6.25 $7.00

a) What is the flexible-budget amount? b) What is the variable overhead spending variance? c) What is the variable overhead efficiency variance?