The ratio of the months with 30 days to the months with other than 30 days is 4 : 7.
Definition of ratio
Ratio expresses the relationship between two or more numbers. It shows the frequency of the number of times that one value is contained within other value(s).
The ratio of the months with 30 days to the months with other than 30 days
There are 4 months that have 30 days and 1 month that has 28 days. The months with more than 31 days is 7 months.
The ratio is 4 : 7.
To learn more about ratios, please check: https://brainly.com/question/25927869