How many quarters per machine

I agree with Brandy Wheelhouse. You don't use quarters. When in diubt, ask the attendant. They can tell you how much each machine takes.

First & foremost..you use a reloadable card not cash. Secondly the price you pay depends on what you choose for your washing options...if you want an extended wash cycle that will add to the cost...etc..etc..etc..

Depends on front loader around 3.50 to 5ish for washer 4 gets a full load in the upright maytag dryer done