Question : Directions: Select the number that is related to the third number in the same way as the second number is related to the first number.
45 : 41 :: 27 : ?
Option 1: 49
Option 2: 57
Option 3: 53
Option 4: 78
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Correct Answer: 53
Solution :
Given:
45 : 41 :: 27 : ?
Find the square of the digits of the first number and then add them to obtain the second number –
Like in, 45 : 41→(4
2
+ 5
2
) = 16 + 25 = 41
Similarly, follow the same pattern for 27 –
(2
2
+ 7
2
) = 4 + 49 = 53
So, 53 is the required term in the given set of numbers. Hence, the third option is correct.
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