Question : Directions: In the following question, select the related number from the given alternatives.
144 : 13 :: 49 : ?
Option 1: 8
Option 2: 9
Option 3: 10
Option 4: 11
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Correct Answer: 8
Solution :
Given:
144 : 13 :: 49 : ?
In each pair, find the square root of the first number and then add 1 to it.
Like, 144 : 13→√144 = 12; 12 + 1 = 13
Similarly, follow the same pattern for 49 : ?→√49 = 7; 7 + 1 = 8
So, 49 is related to 8. Hence, the first option is correct.
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