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    Decimal expansion of 109/100 is:
    Question

    Decimal expansion of 109/100 is:

    A.

    1 + 9/10

    B.

    10 + 9/100

    C.

    1 + 0/10+9/100

    D.

    100 + 9 + 0/100

    Correct option is C

    Solution:

    109100=100+9100=100100+9100\frac{109}{100}\\ \\ = \frac{100 + 9}{100}\\ = \frac{100}{100} + \frac{9}{100}

    = 1+0\10+9\100

    =1.09

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