Question

Write all prime number between 40 to 80

Answer 1

So possible numbers can be 41,43, 47,49,53,55,59,61,65,67,71,73,77,79,83,85,89, we eliminate 55,65,85 as they are divisible by 5, then we eliminate 49, 77 as they are divisible by 7.

Answer 2

Answer:

The answer of the above question is:

47,57,67,77