Only if you like her back and you like to be with her.....
To see if a girl likes you or not, you can honestly ask her the question. You should ask her when you are comfortable to do so.
It depends, do you like the other girl who likes you? if so, ask HER out. If not, then just ask out the girl you like.
ask her who she likes
Answer If a girl likes you she usually will flirt with you. That's the time to ask her out.
just ask them :)
Ask them to their face :)
ask her
ask her!
Ask her.
ask her out!!
ask her out
Ask her to be your girlfriend.