Are these sentences OK?
I'm looking at a picture of someone.

If I ask;

How old were you there?
How old were you then?

How old are you there?
How old are you then?

Question

Are these sentences OK?
I'm looking at a picture of someone.

If I ask;

How old were you there?
How old were you then?

How old are you there?
How old are you then?

Answer

Despite the differences in tenses and in pronouns, they are all used to mean the same thing: in the photo, what was your age when it was taken