The following graph shows the number of runs scored by four teams in World Cup tournaments over four different years.

The graph below shows the number of matches played by four teams in past four year's World Cup tournament.
By what percent did the average runs per match for South Africa increase in 2011 from 2007?
Considering all four years, which team has the second highest runs per match?
A survey was conducted every year from 2001-2005 to find the sex ratio and the literacy of a village called Parbhani. The following table shows the findings of the survey:-
How males of the village were illiterate in 2003?
The total literate females in the village in 2005 is
What is the literacy of the village in 2004?
In which year the literacy of the village was the highest?
In which year was the total number of literate male less than the total number of literate female?
Answer the following questions using the pie chart given. Total runs scored by them all is 2600.

What is the approximate difference between the runs scored by top 3 run getters and bottom 3 run getters ?
What is the approximate central angle subtended by both Stoinis and Tripati in the pie diagram ?
What is the average runs scored by the Smith and Archer ?