If you're really trying to appreciate and give back to the people who take care of you, I don't think you're spoiled.

If the girls are from your school/Uni or they're studying a similar subject you could say you noticed you're working on similar subjects and ask if they need any help/want to study together. If the...

It definitely makes sense to want to leave, but your best option seems to be just trying to make your living situation a little nicer for the time being--you could try to start washing the dishes o...