Study the given table carefully to answer the question that follows.
The following table gives the information about the populations of five different cities in the year 2020.

In city R, among the children, the ratio of boys to girls was 2 : 3 and in city P, among the children, the ratio of boys to girls was 5 : 4. What was the total number of girls (among the children) in city P and city R together?