Answer:1.$18600 it differs from the the actual variable overhead cost by $1200($18600-$17400)
Step-by-step explanation:
budgeted direct labour hrs (155,000units * 0.04)=6200hrs
variable overhead cost= 6200* $3 per hr=$18600
The results gives a favourable variance of $1200 compare to the actual variable overhead cost of $17400.