[Grammar] Preposition #help

[PriestessOfTheMoon]

Hi guys,

I am not sure this preposition is true or not. I'd appreciate some help.

Many schools have a problem about dropout rates, but a student, who studies in smaller classes, his/her test scores are improving, and schools’ dropout rates are decreasing.

 

[Raymott]

I am not sure this preposition is correct or not. True has a different meaning.
Many schools have a problem about dropout rates, but a student, who studies in smaller classes, his/her test scores are improving, and schools’ dropout rates are decreasing.

Try 'with'. There are several other grammatical errors in your sentence. The comma in reed doesn't belong. You can't write "A student, his/her test scores..."