WBPSC 2019 Solved Paper
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Question : 96 of 200
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A result of a survey of 1000 persons with respect to their knowledge of Hindi (H), Engl9ish (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?
What is the ratio of those who know all the three languages to those who do not know Sanskrit?
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