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    Question

    Determine the unit digit of the product:

    785×6194×319×1296
    A 5 Correct Answer Incorrect Answer
    C 2 Correct Answer Incorrect Answer
    D 6 Correct Answer Incorrect Answer

    Solution

    Unit digit of the product of 785 × 6194 × 319 × 1296 = unit digit of the product of the unit digits of each of the 4 numbers i.e. unit digit of 5 × 4 × 9 × 6 = 1080 Unit digit of 1080 is ‘0’

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