Question

find the wrong number in the series 12,13,14,24,25,28,36,39,42​

Answer 1

Step-by-step explanation:

28

Here the number follows the given rule

2

3

−1,3

3

−1,4

3

−1,5

3

−1,6

3

−1,7

3

−1,8

3

−1

∴3

3

−1=26 But 28 has been given in problem series.

so 28 is wrong number.