Who is the youngest to score a century in Test for India?

Answer 1

On 9th-Aug-1990 at manchester Sachin Tendulkar become the youngest to score a century in test for India. He hits 119 (not out) against England, that time his age was 17 years.
List of top 10 youngest players to score a century in test match cricket:

Answer 2

Shahid afridi