Question

13 and 31 both are prime numbers. in both numbers 1 and 3 e r are common. now,make 4 Pairs of such Prime numbers from 1 To 100.

give me right answer ​

Answer 1

Step-by-step explanation:

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.

prime numbers up to 100 having same digits are:

(i) 13,31 (ii) 17,71 (iii) 37, 73 (vi) 79,97

hence, there are 4 pairs of such type.

Answer 2

Answer:

1)17 and 71

2)79 and 97

3)37 and 73

4)11 and 11