Number Series-Test 5 (Finding the wrong number)

11)

What will come in place of question mark (?) in the following number series?

454, 327, 648, 521, 842, 713, 1036

[IBPS CWE (PO/MT), 2014]
Discussion
12)

72.5, 86, 113, 168, 275, 491, 923

[IBPS CWE (PO/MT), 2014]
Discussion
13)

5531, 5506, 5425, 5304, 5135, 4910, 4621

[IBPS CWE (PO/MT), 2012]
Discussion
14)

6, 7, 9, 13, 26, 37, 69

[IBPS CWE (PO/MT), 2012]
Discussion
15)

1, 3, 10, 36, 152, 760, 4632

[IBPS CWE (PO/MT), 2012]
Discussion

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