Question : Directions: Three of the following four are alike in a certain way and thus form a group. Which is the one that does NOT belong to that group?
Option 1: 16 – 256
Option 2: 14 – 196
Option 3: 17 – 289
Option 4: 19 – 371
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Correct Answer: 19 – 371
Solution :
Let's check the options –
First option:
16 – 256
; 16
2
= 256
Second option:
14 – 196
;14
2
= 196
Third option:
17 – 289
;17
2
= 289
Fourth option:
19 – 371
;19
2
= 361
≠ 371
So, the fourth option is different from the other three options as 371 is not a square of 19. Hence, the fourth option is correct.
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