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A survey was conducted among 100 UPSC aspirants to gauge the readership of three magazines –Civil Services Chronicle (CSC), Competition Success Review (CSR) and Pratiyogita Darpan (PD). The findings of the survey are depicted through the Venn diagram shown below. Readership of CSR is the least among the three magazines. It is not necessary that each aspirant surveyed reads at least one of the three magazines. ‘c’ and ‘d’ are positive integers.

1

Type : MCQ

Question Statement :

If the number of respondents who read CSC was the highest among the three magazines, the percentage of respondents who read CSR could not be less than.

2

Type : MCQ

Question Statement :

If the number of respondents who read CSC and that of those who read PD was the same, the percentage of respondents who read at least two of the three magazines could not be more than.

3

Type : MCQ

Question Statement :

If 34% of aspirants read CSR, what percentage of respondents do not read any one of the three magazines?

4

Type : MCQ

Question Statement :

In how many of the following pairs, can numbers be respective values of c and d?

(i) 15, 9
(ii) 9, 15
(iii) 5, 20
(iv) 2, 3