Answer:
Hours required for assembly:
Diaries (191,900 × 9 min.)…………………………………………………… 1,727,100 min.
Convert minutes to hours…………………………………………………… ÷ 60 min.
Assembly hours……………………………………………………………… 28,785 hrs.
Hourly rate…………………………………………………………………….…… × $16.00
Total direct labor cost…………………………………………………………… $460,560