Can someone please help me answer this question

Answer:
720
Step-by-step explanation:
60 minutes in a hour. So add 30 for each 20 minutes so it would be 90 an hour so multiply 90 by 8
Answer:
720 widgets
Step-by-step explanation:
there are 60 minutes in hour
multiply that by 8 hours
you get 480
divide that by 20
multiply that by 30
the answer is 720 widgets