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In a group of persons travelling in a bus, 6 persons can speak Malayalam, 15 can speak Hindi and 6 can speak Gujarati. In that group, none can speak any other language. If 2 persons in the group can speak two languages and one person can speak all the three languages, then how many persons are there in the group?

In a group of persons travelling in a bus, 6 persons can speak Malayalam, 15 can speak Hindi and 6 can speak Gujarati. In that group, none can speak any other language. If 2 persons in the group can speak two languages and one person can speak all the three languages, then how many persons are there in the group? Correct Answer 23

Given - 

6 persons can speak Malayalam

15 can speak Hindi 

6 can speak Gujarati

2 persons in the group can speak two languages

one person can speak all the three languages

According to the question :

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As it is given that 2 people speak only two languages. Let us assume that those two people speak Malayalam and Hindi.

Number of people in the group = 3 + 2 + 12 + 1 + 5 = 23

Hence, '23' is the correct answer.

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