Respuesta :

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