Answer : The number of containers of cookies machine fill in 8 hours can be, 1920
Step-by-step explanation :
As we are given that a machine fills 80 containers of cookies in 20 minutes. Now we have to determine the number of containers of cookies could the machine fill in 8 hours.
First we have to convert minutes into hours.
As, 60 minutes = 1 hour
So, 20 minutes =
hour
Now we have to determine the number of containers of cookies could the machine fill in 8 hours.
As, in
hour the number of containers of cookies can machine fill = 80
As, in 8 hours the number of containers of cookies can machine fill = 
Therefore, the number of containers of cookies machine fill in 8 hours can be, 1920