It means How many do you have?
31 años su kumple es el 14 de enoro
50
you would say "Tengo (age in spanish) años"or simply "Tengo (age in spanish)".For example: Tengo 25 años. Tengo 25.
Two answers: 1) If the person is being formal then they are politely asking, "How old are you" 2) The person could be refering to a He/She/It instead and asking "How old is he/she/it"