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.
25, 33, 42, 52, 63, ?
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4, 5, 12, 39, 160, ?
44, 40, 36, ?, 28, 24
18, 37, 76, 155, 314, ?
113, 116, 119, 122, 125, ?
15, 7.5, 7.5, ?, 22.5, 56.25
2, 5, 9, 14, 20, ?
9, 16, 13, 12, 17, 8, ?, ?