3-22

Portsche Snow Removal's cost formula for its vehicle operating cost is $2,310 per month plus $317 per snow-day. For the month of November, the company planned for activity of 18 snow-days, but the actual level of activity was 20 snow-days. The actual vehicle operating cost for the month was $8,730. The activity variance for vehicle operating cost in November would be closest to: $714 U $714 F $634 F $634 U