Instructions

The following bar diagram gives information of biscuits exported by a company (in lakhs of tins) from 2005-2011. Based on this, answer the questions from 49-51.

Question 51

The percentage increase in the exports in 2009 over its preceding year, corrected to two decimal places, is

Instructions

In a survey of the games Cricket, Football and Badminton played by 3000 students in their intermediate, the following data emerged.

(i) 15% of the students played all the three games;

(ii) 750 students played only 2 games

(ii i) 730 students played only Cricket.

Based on this data answer the questions from 52 to 55.

Question 53

If the number of students who played cricket a lone and badminton alone are equal, then the number of students who played football alone is

Instructions

For the letters of the English alphabets A, B, ... Z numbered as 1, 2, ... 26 a code is designed by coding the letter with number n by letter c(n) which is defined as under:

$$c(n) = \begin{cases} n+17, for 1 \leq n \leq9 & \\ n -1, for 10 \leq n \leq 18 &\\n-18, for 19 \leq n \leq \end{cases}$$