Question
Direction To Solve : Find out the wrong term in the given Number Series.
3, 7, 15, 39, 63, 127, 255, 511
3, 7, 15, 39, 63, 127, 255, 511
Answer: Option B
- Each number in the series is multiplied by 2 and result increased by 1 to obtain the next number so 39 is wrong and replaced by (15 x 2 + 1) = 31
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- Each number in the series is multiplied by 2 and result increased by 1 to obtain the next number so 39 is wrong and replaced by (15 x 2 + 1) = 31
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