Hi Jim,

All of the Silver Strike machines are 25¢ slots, but to win a silver strike you have to play 3 credits. So, it is 75¢ per play to have the Silver Strike win in play.

Use this link for more info on where they are:

http://www.silverstrikers.com/Web/Main/Strikes-Inplay-Menu.php/

You'll meet plenty of helpful folks to guide you. Good Luck