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  1. If the number 517*324 is completely divisible by 3, then the smallest whole number in the place of * will be:

     

    2. A.

    0 
    B.

    1
    C.

    2
    D.

    None of these

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    Answer : Option C

    Explanation :

    Sum of digits = (5 + 1 + 7 + x + 3 + 2 + 4) = (22 + x), which must be divisible by 3.

      x = 2.

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