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Choose the odd one out: 16, 25, 36, 49, 63

Competition practiceReasoning & Mental Ability

A25
B36
C49
D63

Step-by-Step Solution

16 =

4^{2}, 25 = 5^{2}, 36 = 6^{2}, 49 = 7^{2}

are perfect squares, but 63 is not a perfect square.

Answer: D) 63

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