Answer:
the labor rate variance is $2,580 unfavorable
Explanation:
The computation of the labor rate variance is shown below:
= Actual labor cost - (standard rate × actual hours)
= $131,580 - ($15.60 × 8,600 hours)
= $131,580 - $134,160
= $2,580 unfavorable
Hence, the labor rate variance is $2,580 unfavorable