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Write down the decimal expansion of the following number: .

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3.78

3.51

4.2

answer is B.

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Detailed Solution

Concept: Fractions can be written in decimals by dividing the numerator with denominator until it’s divisible by using decimals.

We need to divide 123 with 35.

By continuous division we get a value of 3.54128
This is non terminating so we write it as3.54128
We can even round off the value to the nearest number.
By rounding off we get, 3.51.
Hence, the correct answer is option 2.

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