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JEE Main & Advanced Mathematics Sets Question Bank Numerical Value Type Questions - Sets

  • question_answer
    In a statistical investigation of 1003 families of Calcutta, it was found that 63 families has neither a radio nor a T.V, 794 families has a radio and 187 has T.V. The number of families in that group having both a radio and a T.V is

    Answer:

    41


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