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    Question

    If in the number '6547732894' 1 is subtracted from all

    the odd numbers and 1 is added to all the even numbers then all the digits in the new number thus formed are arranged in descending order from right to left then what is the product of first three numbers from left end?
    A 100 Correct Answer Incorrect Answer
    B 24 Correct Answer Incorrect Answer
    C 10 Correct Answer Incorrect Answer
    D 12 Correct Answer Incorrect Answer
    E 40 Correct Answer Incorrect Answer

    Solution

    6          5          4          7          7          3          2          8          9          4 7          4          5          6          6          2          3          9          8          5 2          3          4          5          5          6          6          7          8          9 The first three numbers from left end are '2', '3' and '4'. So, product = (2 X 3 X 4) = 24.

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