It means that it is impossible to get something for nothing, or the idea that even if something seems free, there is always a cost, no matter how indirect or hidden the cost is.
It represents the thousands
Please add the excerpts, then maybe someone could help.
Answer:
The graduation rate for schools with after-school programs is sixty-five percent higher.
Explanation:
It shows that it keeps students in school till they graduate and its due to the fact that the schools had after-school programs. It shows the fact that they are not leaving because they have something that they enjoy doing after school but can only do them if they stay in school.
Answer:
the first one, when it says when we were there, it's missing a comma behind when