Question

your local radio station is having their yearly mp3 and concert ticket giveaway for one minute, every 5th caller will win an mp3 and every 7th caller will win an concert ticket,you were just the first caller to win both and mp3 player and a concert tickets,what number caller were you.Please show all work

Answer 1

you were either 5th caller 10th etc... for the mp3 and the caller for the ticket you were 7th 14th etc. what are u trying to solve? because for all i see you just need to know what number caller u were and u could be 5th and 7th or 10th and 14th etc etc

Answer 2

You find the lcm of both
5 10 15 20 25 30 35
7 14 21 28 35
You were the 35 caller