Look at this series: 8, 6, 9, 23, 87 , ... What number should come next?

1.

Look at this series: 8, 6, 9, 23, 87 , ... What number should come next?

[A].	128
[B].	226
[C].	324
[D].	429

Answer: Option D

Explanation:

8 x 1 - 2 = 6
6 x 2 - 3 = 9
9 x 3 - 4 = 23
23 x 4 - 5 = 87
87 x 5 - 6 = 429 ...

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Logical Reasoning :: Number Series : More Exercises

Number Series - Type 1