In the following number series, a wrong number is given. Find out the wrong number.

1, 8, 9, 64, 25, 36

- 8
- 9
- 64
- 25
- 36

Option 5 : 36

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Given:

1, 8, 9, 64, 25, 36

Calculation:

The series follows the following pattern,

1^{2} = 1

2^{3} = 8

3^{2} = 9

4^{3} = 64

5^{2} = 25

6^{3} = **216**** ≠ 36**

Since 216 will come in place of 36,

∴ The required wrong number will be 36.

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