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.
13, 19, 32, 51, 83, ?
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57, 54, 48, 39, ?, 12
23, 23, 46, 138, 552, ?
23, 19, 15, 11, ?
14, 14, 21, 42, 105, ?
42, 47, 52, 57, ?, 67
43, 58, 88, 133, ?, 268
67, 80, 93, ?, 119, 132