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# The numbers 13 and 31 are prime numbers. Both these numbers have the same digits 1 and 3. Find such pairs of prime numbers up to 100

**Solution:**

We will be using the concepts of prime number to solve this.

The prime numbers between 1 to 100 are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97.

The required pairs of prime numbers(up to 100) having the same digits as 13 and 31 are:

a) 17 and 71

b) 37 and 73

c) 79 and 97

NCERT Solutions for Class 6 Maths Chapter 3 Exercise 3.2 Question 3

## The numbers 13 and 31 are prime numbers. Both these numbers have the same digits 1 and 3. Find such pairs of prime numbers up to 100

**Summary:**

The required pairs of prime numbers up to 100 having the same digits are 17 and 71, 37 and 73, and 79 and 97

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