How can I download songs without iTunes asking for my security questions

So I am trying to download a song with my iPad, but it is saying I never bought anything with this device and I need to answer my security question which I have forgotten...I would've made another account, but I already added my iTunes gift card money to my iTunes account... PLEASE HELP!!! How can I switch the questions or can I take the money out and put it in another...anything PLEASE HELP ASAP!!!!