Please help solve this problem. Here is the complete question.

21. Larance Detailing's cost formula for its materials and supplies is $1,890 per month plus $8 per vehicle. For the month of November, the company planned for activity of 84 vehicles, but the actual level of activity was 49 vehicles. The actual materials and supplies for the month was $2,450. The materials and supplies in the flexible budget for November would be closest to: $2,450 O $2,562 $1,417 O $2,282