Question : Directions: In the following question, select the related number from the given alternatives.
9 : 25 :: 49 : ?
Option 1: 36
Option 2: 54
Option 3: 64
Option 4: 81
Correct Answer: 81
Solution :
Given:
9 : 25 :: 49 : ?
The given number pair are the squares of the consecutive odd numbers.
Like, (9 : 25)→(3)
2
= 9; (5)
2
= 25
Similarly, 49 : ?→(7)
2
= 49; (9)
2
= 81
So, 49 is related to 81 . Hence, the fourth option is correct.
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