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10th Class Mathematics Real Numbers Question Bank MCQs - Real Numbers

  • question_answer
    A number lies between 300 and 400. If the number is added to the number formed by reversing the digits, the sum is 888 and if the unit's digit and the ten's digit change places, the new number exceeds the original number by 9.        Then the number is:

    A) 339

    B) 341

    C) 378

    D) 345

    Correct Answer: D

    Solution :

    Sol.      [d] Sum is 888 \[\Rightarrow \] unit's digit should add up to 8. This is possible only for option as \[''3''+''5''=''8''\].


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