# CBSE Class 10-Mathematics: Chapter –1 Real Numbers Part 4

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**Question 4:**

Find the LCM and HCF of the following pairs of integers and verify that product of the two numbers.

(i) 26 and 91

(ii) 510 and 92

(iii) 336 and 54

**Answer:**

**(i)** and

Product of two numbers and

Hence, product of two numbers

**(ii)**

Product of two numbers and

Hence, product of two numbers

**(iii)**

Product of two numbers and

Hence, product of two numbers

**Question 5:**

Find the LCM and HCF of the following integers by applying the prime Factorization method.

(i) and

(ii) and

(iii) and

**Answer:**

(i) and

(ii) and

(iii) and