Under the free textbook distribution scheme from the year 2011 to 2015, the distribution of books of the subjects Mathematics and Hindi of class 7 in a district were as follows:
| Subject |
2011 |
2012 |
2013 |
2014 |
2015 |
| Math |
8000 |
8500 |
9500 |
11000 |
13000 |
| Hindi |
9000 |
10000 |
10500 |
11500 |
14000 |
Draw the double bar graph and answer the following question.
(i) The demand of book of which subject is maximum always?
(ii) In which year the difference in the demand of both the books is minimum?
(iii) In which year the difference in the demand of both the book is maximum?
