Multiple Choice Questions on If the places of last two digits of a three digit number are interchanged a new number greater than ........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

If the places of last two digits of a three digit number are interchanged a new number greater than ...........

Quantitative Aptitude ( CCS) Number System
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    If the places of last two-digits of a three digit number are interchanged, a new number greater than the original number by 36 is obtained. What is the difference between the last two digits of that number?

    2

    Incorrect Answer

    3

    Incorrect Answer

    4

    Correct Answer

    7

    Incorrect Answer
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    Explanation:

    let the number be 100a + 10b + c
    (100a + 10b +c) – (100a + 10c +b) = 36
    b – c = 4
    Hence, option 3 is the correct answer.

    By: Amit Kumar
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