BINABASA MO ANG Logics And Brain Teasers De Todo Twin Brothers 42 2 0 ni jhuvyrussellocquiao ni jhuvyrussellocquiao I-follow Ibahagi Ipadala Send to Friend Ibahagi Publicar en tu perfil Compartir por correo electrónico Reportar Historia Suppose there are twin brothers; one which always tells the truth and one which always lies. What single yes/no question could you ask to either brother to figure out which one is which?