Q.

Write the decimal expansion of number 133 2 3 5 4  .


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a

     0.4342

b

     0.0266

c

     0.3321

d

     0.06652 

answer is B.

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Detailed Solution

Given,
The rational number is 133 2 3 5 4  .
As we know,
Rational number is number that can be expressed as p q   of two integers and q  is non zero.
Simplifying the number 133 2 3 5 4  , we get,
133 2 3 × 5 4 = 133× 2 1 2 4 × 5 4   133 2 3 5 4 = 133× 2 1 2×5 4  
133 2 3 5 4 = 266 10 4 133 2 3 5 4 =0.0266     Hence, the decimal expansion of 133 2 3 5 4   is 0.0266.
Therefore, option(2)     is correct answer.
 
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