Outdoor Gear Corporation manufactured 5,000 coolers during October. The following variable overhead data relates to October:

Variable overhead spending variance	$2,480 Unfavorable
Variable overhead efficiency variance	$220 Unfavorable
Budgeted machine hours allowed for actual output	610 machine hours
Actual cost per machine hour	$26
Budgeted cost per machine hour	$22

Calculate the actual machine hours used during October. Show all work.

(A) 610 hours (B) 618 hours (C) 620 hours