Respuesta :

Answer:

2/3 of an hour is the answer

The ratio of 40 minutes into 1 hour is 2:3

Step by Step calculation.

We know that

1 hour = 60 minutes

Now,

40 minutes to 60 minutes

= 40 / 60

= 2 / 3

Which means that the ratio of 40 minutes into 1 hour​ is ratio 2:3

Learn more about ratio here : https://brainly.com/question/636593