# NCERT Solutions for Class 9 Maths Chapter 1 Exercise 1.1

NCERT Solutions for Class 9 Maths Chapter 1 Exercise 1.1 Number Systems (Sankhya Paddhati) in PDF form Hindi Medium or English Medium for academic session 2020-21 following the latest CBSE Syllabus for new session.

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## NCERT Solutions for Class 9 Maths Chapter 1 Exercise 1.1

 Class: 9 Subject: Maths – Number Systems Chapter 1: Exercise 1.1

### 9th Maths Chapter 1 Exercise 1.1 Sols

NCERT Solutions Class 9 Maths Chapter 1 Exercise 1.1 of Number Systems is given below to use online or download in PDF for session 2020-2021. Download options are given at the top of the page. Go back to Class 9 Maths Chapter 1 main page to see other exercises.

### Class 9 Maths Chapter 1 Exercise 1.1 Solution in Videos

Class 9 Maths Chapter 1 Exercise 1.1 Solution
Class 9 Maths Exercise 1.1 Question wise Solution

#### 9th Maths Exercise 1.1 Solutions in Hindi & English

##### Important MCQ on 9th Maths Exercise 1.1

1. Are 3, -4 and -3.6 rational numbers? If yes, then express them in the form of p/q, where p is Number Systems and q is natural number.
2. Find six rational numbers between – 2 and 2.
3. Find three rational numbers between 2/7 and 3/7.
4. Are the following statements true or false? Give the reason.
Every whole number is an integer.
Every rational number is a whole number.
Every integer is a rational number.
Chose the correct answer in each of the following:
5. Between two rational numbers
(A) there is no rational number
(B) there is exactly one rational number
(C) there are infinitely many rational numbers
(D) there are only rational numbers and no irrational numbers

###### Important Questions on 9th Maths Exercise 1.1

1. The product of any two irrational numbers is
(A) always an irrational number
(B) always a rational number
(C) always an integer
(D) sometimes rational, sometimes irrational
2. प्रत्येक परिमेय संख्या है:
(A) एक प्राकृत संख्या
(B) एक पूर्णांक
(C) एक वास्तविक संख्या
(D) एक पूर्ण संख्या
3. एक परिमेय संख्या का दशमलव निरूपण नहीं हो सकता:
(A) सांत
(B) असांत
(C) असांत आवर्ती
(D) असांत अनावर्ती
4. 2 और √5 के बीच एक परिमेय संख्या तथा एक अपरिमेय संख्या लिखिए।
5. प्रथम पाँच पूर्ण संख्याओं को p/q के रूप में प्रदर्शित कीजिए, जहाँ p तथा q पूर्णांक हैं तथा q ≠ 0.  