Question : Direction: In the following question, find out the odd number in the series.
27, 125, 216, 343
Option 1: 125
Option 2: 216
Option 3: 343
Option 4: 27
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Correct Answer: 216
Solution : Given:
⇒ 27 = 33
⇒ 125 = 53
⇒ 216 = 63
⇒ 343 = 73
From the above data, only 216 is a cube of an even number. Therefore, 216 is an odd one.
Hence, the second option is correct.
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