Who is a better artist - Abid or Hussain?
I. Abid had more art exhibitions.
II. The number of paintings sold by Hussain is more.
If the data given in both statements I and II together are not sufficient to answer the question
As given in Statement II, the number of paintings sold by Hussain is more, hence he is the richer artist.
But according to Statement I, Abid is a more popular artist. So, both statements are not sufficient to answer the question.