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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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