In each of the following questions, one number is wrong in the series. Find out the wrong number.
2, 2, 3, 5, 12, 31
1
2
2
3
3
5
4
11
5
None of these
In each of the following questions, one number is wrong in the series. Find out the wrong number.
2, 2, 3, 5, 12, 31