Question

13 and 31 both are prime numbers. In both numbers, 1 and 3 are common. Now,
make four pairs of such prime numbers from 1 to 100.

Answer 1

Answer:

Prime numbers are the positive integers having only two factors, 1 and the integer itself:

Pairs of prime numbers are;

17 and 71.

37 and 73.

79 and 97.

Step-by-step explanation:

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Answer 2

Answer:

17 and 71

37 and 73

79 and 97

19 and 91

Step-by-step explanation:

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