TB MC Qu. 10-45 Mondo Snow Removal's cost formula...

Mondo Snow Removal's cost formula for its vehicle operating cost is $1,830 per month plus $468 per snow-day. For the month of January, the company planned for activity of 24 snow-days, but the actual level of activity was 30 snow-days. The actual vehicle operating cost for the month was $15,310. The activity variance for vehicle operating cost in January would be closest to:

$2,248U

$2,248F

$2,808U

$2,808F