Find the wrong number in the series
7, 28, 63, 124, 215, 342, 511
Here the number follows the given rule
23-1, 33-1, 43-1, 53-1, ...
But 28 has been given in problem series.
so 28 is wrong number.
In the following question, select the missing number from the given series.
2, 4, 6, 8, ?, 12
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4, 5, 8, 9, 12, 13, ?
41, 54, 67, ?, 93
11, 22, 44, 88, 176, ?
144, 139, 133, 128, ?, 117, 111
21, 11, 32, 43, 75, ?
831, 842, 853, 864, 875, ?
8, 16, ?, 64, 128