The captain of a cricket team of 11 players is 25 years old and the wicket-keeper is 3 years older than the captain. If these two players are replaced by another two players, the average age of the cricket team drops by 2 years. Find the average age of those two new players. 1. 15 years 2. 15.5 years 3. 17 years 4. 16.5 years 5. None of the above