Approximately what was the total number of candidates qualified from Delhi in 2002 and 2006 together ?

In which of the following years was the difference in number of candidates appeared from Mumbai over the previous year the minimum ?

What is the respective ratio of number of men staying in locality F to the number of men staying in locality H ?

What is the total number of men and children staying in locality I together

The number of women staying in which locality is the highest ?

What is the total number of children staying in localities H and I together ?