in a certain state, license plates consist of four digits from 0-9 followed by three letters. Assume the numbers and letters are chosen at random. Raeplicates are allowed. If your name is Sam, what is...

in a certain state, license plates consist of four digits from 0-9 followed by three letters. Assume the numbers and letters are chosen at random. Raeplicates are allowed. If  your name is Sam, what is the probability that your name is on your license plate?