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In a group of persons, 11 persons speak Kannada, 20 persons speak Tamil and 11 persons speak Telugu. In that group, if two persons speak two languages and one person speak all the languages, then how many persons are there in the group ?               (SSC CGL 2014)
  • a)
    40
  • b)
    41
  • c)
    42
  • d)
    43
Correct answer is option 'C'. Can you explain this answer?
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Most Upvoted Answer
In a group of persons, 11 persons speak Kannada, 20 persons speak Tami...
P(A U B U C) = P(A) + P(B) + P(C) - P(A ∩ B) - P(B ∩ C) - P(A ∩ C) + P(A ∩ B ∩ C).

x = 11+20+11-2-0-0+1
x = 41
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In a group of persons, 11 persons speak Kannada, 20 persons speak Tami...
19 + 1 + 1 + 1 + 10 + 10 =  42 persons
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Directions: Study the following information and answer the question.C, D, E, F, W, X, Y and Z have to attend a wedding in January, April, September and December of the same year. In each month, the wedding is on either 11th or 24th of the month. Not more than two of the given persons have to attend a wedding in the same month. W has to attend the wedding on 11th of the month which has only 30 days. Only three persons have to attend the wedding between W and Y. C and Y have to attend the wedding neither on the same date nor in the same month. C does not have to attend the wedding in April. Only two persons have to attend the wedding between C and F. X and F have to attend the wedding on the same date. D has to attend the wedding on one of the days before X. Only one person has to attend the wedding between D and E. Less than four persons have to attend the wedding between E and Z.As per the given arrangement, four of the following five are alike in a certain way and so form a group. Which of the following does not belong to the group?

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In a group of persons, 11 persons speak Kannada, 20 persons speak Tamil and 11 persons speak Telugu. In that group, if two persons speak two languages and one person speak all the languages, then how many persons are there in the group ? (SSC CGL 2014)a)40b)41c)42d)43Correct answer is option 'C'. Can you explain this answer?
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In a group of persons, 11 persons speak Kannada, 20 persons speak Tamil and 11 persons speak Telugu. In that group, if two persons speak two languages and one person speak all the languages, then how many persons are there in the group ? (SSC CGL 2014)a)40b)41c)42d)43Correct answer is option 'C'. Can you explain this answer? for SSC CGL 2024 is part of SSC CGL preparation. The Question and answers have been prepared according to the SSC CGL exam syllabus. Information about In a group of persons, 11 persons speak Kannada, 20 persons speak Tamil and 11 persons speak Telugu. In that group, if two persons speak two languages and one person speak all the languages, then how many persons are there in the group ? (SSC CGL 2014)a)40b)41c)42d)43Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for SSC CGL 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for In a group of persons, 11 persons speak Kannada, 20 persons speak Tamil and 11 persons speak Telugu. In that group, if two persons speak two languages and one person speak all the languages, then how many persons are there in the group ? (SSC CGL 2014)a)40b)41c)42d)43Correct answer is option 'C'. Can you explain this answer?.
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