Question

I don't think anyone here is trying to​

Answer 1

Step-by-step explanation:

There is a pattern involved here.

1+4 = 5

2nd step :2+5 = 7

Add 5 and 7 i.e 12

3rd step: 6+3 = 9

Add 9 and 12 i.e 21

4th step :8+11 = 19

Add 21 and 19 i.e 40

1+4=5

2+5= 12

3+6= 21

8+11=40