Question

15
28
40
30
15
26
?
20
11
1922
28 30
35 10
20​

Answer 1

Answer:

6467

Step-by-step explanation:

15 +28+40+30+15+26+20+11+1922+2830+3510+20

Answer 2

Answer:

36

Step-by-step explanation:

Given

15 + 13 = 28

28+ 12 = 40

40- 10 = 30

30- 15 = 15

So, by observing the pattern 13+ , 12+ , 10- , 15-, 11+

While finding the logic = A - 15 , B - 10

                                         A - 16 = B - 9

26 , 36 , 20

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