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Q.

The rational form of 2.7435¯2.7435¯ is

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a

b

c

d

answer is C.

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Detailed Solution

Concept: First we have to identify how many digits are repeating which you can find with the help of the bar symbol.
the concept used in the problem is all about real numbers so the formula which is given above you can take the use of a formula to solve the given question by just solving it or putting the data given accordingly
Take

Consider the two equations:
Question Image

Subtract the above equation

Cross multiply it
Question Image

Hence, the correct answer is option number 3)

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