Question
Select the option that is related to third
number-cluster in the same way first number cluster is related to second number-cluster. 34: 25 :: 42: ?Solution
The logic is the sum of the square of the digits of the first and third number is the second and fourth number respectively. For '34’: 25’ = 3² + 4² = 9 + 16 = 25. Similarly, for '42’: ?' = 4² + 2² = 16 + 4 = 20
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