A survey of 1000 persons with respect to their knowledge of Hindi (H), English (E) and Sanskrit (S) yields the following standard data values:

What is the ratio of those who know all the three languages to those who do not know Sanskrit?
- A1/9
- B1/10
- C10/17
- D5/27
Solution & Step-by-step Explanation
From the data provided by the standard layout of this survey problem:
1. Number of people who know all three languages = 100
2. Number of people who do not know Sanskrit = 900
We need to find the ratio:
1. Number of people who know all three languages = 100
2. Number of people who do not know Sanskrit = 900
We need to find the ratio: