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From the following options, represent $31.08$ as a mixed fraction.

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31125

31225

31325

None of these

answer is B.

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Detailed Solution

Given that, a decimal 31.08.
Here it is non-zero towards the left of the decimal

31.08

so it will be a mixed fraction.
The whole number part is

31

31

will be written as it is to the left, that is, the whole number part of the mixed fraction.
Find the place value of numbers present towards the right of the decimal

31.08

0

is in

\frac{1}{10} th

place and

8

is in

\frac{1}{100} th

place.
So the fraction will be

8100 = 225

.
Together joining the whole part and fraction, the decimal

31.08

becomes,

31.08 = 31225

The mixed fraction is

31225

.
Hence, option 2) is correct.

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