state gov Kolkata Police Constable Mock Test 2024 Logical Reasoning Venn Diagram Venn Diagram Problems
A result of a survey of 960 persons with respect to their knowledge of Hindi (H), English (E) and Sanskrit (S) is given below:
What is the ratio of those who know all the three languages to those who do not know Sanskrit?
1
\(\frac{1}{9}\)
2
\(\frac{1}{10}\)
3
\(\frac{10}{17}\)
4
\(\frac{5}{27}\)