1, 4, 9, 16, 25, …………
A.
B.
C.
D.
Answer & Solution
Solution:

The number series follows the following rule

1st number = 0x1+1 = 1
2nd number = 1x2+2 = 4
3rd number = 2x3+3 = 9
4th number = 3x4+4 = 16
5th number = 4x5+5 = 25

6th number = 5x6+6 = 36

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