Riddle

Today I have decided to post a riddle and see if you guys can figure it out. Whenever you guys get my blog address then you can answer by commenting on it. Please write your name along with your answer. If someone giets it right then I will post on my blog that someone has answered the riddle correctly so stop guessing now. Here is the riddle: You have 2 coins, altogether you have 30 cents. One of them is not a quarter. Good luck!