During the spring, in every 3 days there is usually 1 rainy day. In a 30-day month, how many days would you expect to be rainy?

Respuesta :

10
because if it rains 1 out of 3 days or 1/3 of the time and 1/3 of 30 is 10.

You would expect it to be rainy for 10 days so the answer is 10.