# NCERT Solutions for Class 10 Maths Chapter 1 Real Numbers Ex 1.2

(Last Updated On: September 4, 2021)

## NCERT Solutions for Class 10 Maths Chapter 1 Real Numbers Ex 1.2

Ex 1.2 Class 10 Maths

Get free Doc and PDF NCERT Solutions for Class 10 Maths Chapter 1 Ex 1.2 PDF. While doing homework , Real Numbers Class 10 Maths NCERT Solutions are extremely helpful . Exercise 1.2 Class 10 Maths NCERT Solutions were prepared by experienced teachers on NRACETJOB.COM. In the NCERT Textbook Detailed answers to all the questions in Chapter 1 Maths Class 10 Real Numbers Exercise 1.2 are given.

Class 10 Maths Chapter 1 Subjects and Sub Topics in Real Numbers:

 Section Name Topic Name 1 Real Numbers 1.1 Introduction 1.2 Euclid’s Division Lemma 1.3 The Fundamental Theorem of Arithmetic 1.4 Revisiting Irrational Numbers 1.5 Revisiting Rational Numbers and Their Decimal Expansions 1.6 Summary

You can also download free PDF of NCERT Solutions 1.2 Class 10 Actual Numbers or save the solution images and take a print out to keep it with you for your exam preparation.

 Board CBSE Textbook NCERT Class Class 10 Subject Maths Chapter Chapter 1 Chapter Name Real Numbers Exercise Ex 1.2 Number of Questions Solved 7 Category NCERT Solutions

## Maths NCERT Solutions For Class 10 Chapter 1 Ex 1.2

NCERT Solutions for Class 10 Maths Chapter 1 Real Numbers Ex 1.2 are part of NCERT Solutions for Class 10 Maths. Here we have covered NCERT Solutions for Maths Class 10 Chapter 1 Real Numbers Exercise 1.2. Have given

Ex 1.2 Class 10 Maths Question 1.
Express each number as a product of its prime factors:
(i) 140
(ii) 156
(iii) 3825
(iv) 5005
(v) 7429

Solution:   Ex 1.2 Class 10 Maths Question 2.
Find the LCM and HCF of the following pairs of integers and verify that LCM x HCF = Product of the two numbers:
(i) 26 and 91
(ii) 510 and 92
(iii) 336 and 54  NCERT Solutions for Class 10 Maths Chapter 1 Real Numbers Ex 1.4

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Ex 1.2 Class 10 Maths Question 3.
Find the LCM and HCF of the following integers by applying the prime factorization method:
(i) 12, 15 and 21
(ii) 17, 23 and 29
(iii) 8, 9 and 25
Solution: Ex 1.2 Class 10 Maths Question 4: Ex 1.2 Class 10 Maths Question 5.
Check whether 6n can end with the digit 0 for any natural number n.

Ex 1.2 Class 10 Maths Question 6.
Explain why 7 x 11 x 13 + 13 and 7 x 6 x 5 x 4 x 3 x 2 x 1 + 5 are composite numbers.

Ex 1.2 Class 10 Maths Question 7.
There is a circular path around a sports field. Sonia takes 18 minutes to drive one round of the field, while Ravi takes 12 minutes for the same. Suppose they both start at the same point and at the same time and go in the same direction. After how many minutes will they meet again at the starting point?
Solution: 