Answer: $29800
Step-by-step explanation:
The total cost of the job when it is completed in October will be:
Direct materials = $1600 + $2100 = $3700
Direct labor = $3100 + $5600 = $8700
Factory overhead = 200% × $8700 = $17400
Total cost = $3700 + $8700 + $17400
= $29800