1. Read the following bar graph and answer the following related questions :

Who got the maximum marks?

2.
Who got the minimum marks?

3.
The difference between maximum and minimum marks is

4.
The ratio between the marks obtained by Saroj and Vimla is

5.
How many girls have got marks more than 100?

6.
Who has got 400 marks?

7.
The difference between the marks obtained by Vimla and Saroj is how many times the difference between the marks obtained by Meenu and Saroj?

8.
How many girls have got marks less than 600?

9. Sale of Mathematics and English books in the year 2005, 2006, 2007 and 2008 are given below :

Answer the following related questions :
In which year is the difference in the sale minimum?

10.
In which year is the difference in the sale maximum?