10.124124… Classify the following numbers as rational or irrational with justification

Solution:

It is given that

10.124124…

We know that the non terminating recurring decimal expansion is a rational number

Therefore, the given number is a rational number.

✦ Try This: Classify the following numbers as rational or irrational with justification: 11.213213…

It is given that

11.213213…

We know that the non terminating recurring decimal expansion is a rational number

Therefore, the given number is a rational number.

☛ Also Check: NCERT Solutions for Class 9 Maths Chapter 1

NCERT Exemplar Class 9 Maths Exercise 1.2 Problem 4(ix)

10.124124… Classify the following numbers as rational or irrational with justification

Summary:

Non-terminating decimals with repeating patterns of decimals are also rational numbers. 10.124124… is a rational number

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