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JEE Main & Advanced Mathematics Sets Question Bank Set theory

  • question_answer
    In a battle 70% of the combatants lost one eye, 80% an ear, 75% an arm, 85% a leg, x% lost all the four limbs. The minimum value of x is

    A) 10

    B) 12

    C) 15

    D) None of these

    Correct Answer: A

    Solution :

    Minimum value of \[1+ba>0\]      \[=100-90=10\].


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