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Aptitude
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Verbal Reasoning
Computer Science
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Odd Man Out and Series
7, 26, 63, 124, 215, 342, (....)
481
511
391
421
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Correct Answer:
511
Explanation:
Numbers are (2
3
- 1), (3
3
- 1), (4
3
- 1), (5
3
- 1), (6
3
- 1), (7
3
- 1) etc.
So, the next number is (8
3
- 1) = (512 - 1) = 511.
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