Verbal Reasoning - Character Puzzles - Discussion

Discussion :: Character Puzzles - Character Puzzles 1 (Q.No.50)

50. 

Which one will replace the question mark ?

[A]. 660
[B]. 670
[C]. 610
[D]. 690

Answer: Option D

Explanation:

(1)2 + (5)2 + (4)2 + (3)2 = 51 x 10 = 510

and (3)2 + (4)2 + (6)2 + (2)2 = 65 x 10 = 650

Similarly (0)2 + (1)2 + (2)2 + (8)2 = 69 x 10 = 690.


Gotham Ka Rakhwala said: (Mar 8, 2018)  
(1)^2 + (5)^2 + (4)^2 + (3)^2 = 510.

How?

Madhu said: (May 17, 2019)  
@Gotham.

It's total 51 and multiplies with 10 = 510.

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