Question

It is a IQ question.
1+4 = 5
2+5 = 12
3+6 = 21
8+11 = ?​

Answer 1

Answer:

19

Step-by-step explanation:

8+8=16+3=19 undistood please follow me

Answer 2

1+4=5( answer is 5)

2+5=12(5+2+5, 5+7=12)

3+6=21(12+3+6,12+9=21)

8+11=40(21+8+11,21+19=40).

I hope this is useful and helpful

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