Five boys Aman, Baman, Chaman, Daman and Farhan have different ages. Farhan is older than only Aman and Baman. Daman is younger than only Chaman. Aman is not the youngest. How many boys are older than Aman?

Abhishek ranked 17th from the top and 49th from the bottom in his class. How many students are there in his class?

In a row of 55 people facing north, Nalini sits 20th from the right end. If Ranjit sits 18th from the left end of the line, how many people sit between Nalini and Ranjit?