NCERT 9th Mathematics Textbook Solution Chapter 1 Example 1

Question Details

Board CBSE
Book NCERT Textbook
Class 09
Subject Mathematics
Chapter 1
Question No. 1
Question Type Exercise
Level Easy
More Details Less

Example 1. Are the following statements true or false? Give reasons for your answers.
(a) Every whole number is a natural number.
(b) Every integer is a rational number.
(c) Every rational number is an integer.

Expert Answer

Sol. (a) False, because zero is a whole number, but it is not a natural number.
(b) True, because every integer can be expressed in the form of \(\frac{p}{q}\), so it is a rational number.
(c) False, because \(\frac{2}{7}\) is a rational number but it is not an integer.

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