Your local radio station is having their yearly music player and concert ticket giveaway. For one minute, every 5th caller will win a music player and every 7th caller will win concert tickets. You we

Your local radio station is having their yearly music player and concert ticket giveaway. For one minute, every 5th caller will win a music player and every 7th caller will win concert tickets. You were just the first caller to win both a music player and concert tickets! What number caller were you?