Study the following tables carefully and answer the question given below:
Number of Candidates appeared in a Competitive Examination from Five Centers over the years.
Approximate percentage of Candidates Qualified to Appeared in the Competitive Examination from Five Centers over the year.
In which of the following years was the difference in number of candidates appeared from Mumbai over the previous year the minimum ?
In which of the following years was the number of candidates qualified from Chennai the maximum among the given years ?
Approximately what was the total number of candidates qualified from Delhi in 2002 and 2006 together ?
Approximately how many candidates appearing from Kolkata in 2004 qualified in the competitive examination ?
Approximately what was the difference between the number of Candidates qualified from Hyderabad in 2001 and that in 2002 ?