NCERT solutions for class 9 maths chapter 1 Ex 1.1
In this page we have NCERT solutions for class 9 maths chapter 1 Exercise 1.1 . In this exercise, questions are based on Rational numbers .Hope you like them and do not forget to like , social share
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NCERT solutions class 9 maths chapter 1 Exercise 1.1
Is zero a rational number? Can you write it in the form p/q
, where p and q are integers and q not equal to 0? Solution:
Yes. Zero is a rational number as it can be represented as 0/1 or 0/2…
Find six rational numbers between 3 and 4. Solution
We can find the rational number using three method as explained in below picture
Using method 2,The six rational numbers
3.1 , 3.2, 3.3, 3.4, 3.5, 3.6
Find five rational numbers between 3/5 and 4/5 Solution:
We need to find five rational numbers .
We can use the method 3 as explained above
So we multiply the denominator and numerator by (5+1) both the numbers
So rational numbers will be in increasing order
State whether the following statements are true or false. Give reasons for your answers.
(i) Every natural number is a whole number.
(ii) Every integer is a whole number.
(iii) Every rational number is a whole number Solution:
(i) True; since the collection of whole numbers contains all natural numbers.
(ii) False; as integers may be negative but whole numbers are positive. For example: −3 is an integer but not a whole number.
(iii) False; as rational numbers may be fractional but whole numbers may not be