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0.238765563246… is a/an __________(a) rational number(b) irrational number(c) natural number(d) whole numberI had been asked this question in an internship interview.This interesting question is from Real Numbers and their Decimal Expansions topic in portion Number Systems of Mathematics – Class 9

Answer»

The CORRECT option is (b) irrational number

Explanation: Given number is not an INTEGER, so it does not belong to natural number and whole number set.

It is not-terminating and non-recurring, so we can SAY that 0.238765563246…is an irrational number and not a RATIONAL number.



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