Question

    0! +1! +2! +3!........+98! What will be the remainder when divided by 5?

    A 5 Correct Answer Incorrect Answer
    B 4 Correct Answer Incorrect Answer
    C 3 Correct Answer Incorrect Answer

    Solution

    0! +1! +2! +3!........+98! = 1+1+2+6+24+ …. (All the rest will be completely divisible by 5, hence their remainder will be '0') =24/5 remainder 4.

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