Identify the number that does NOT belong to the following series.

14, 21, 63, 378, 3402

Select the figure from the options that can replace the question mark (?) and complete the pattern. (Rotation is not allowed)

Question figure.

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

1, 1, 2, 6, 24, ____?, 720

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

5       10      15        20      25 ____?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

7      26          63          124       215  ____?

A series is given, with one term missing. Choose the correct alternative from the given options that will complete the series.
51    (?)    57      65      81    

Find the missing number in the following series:
43, 172, 86, 344, ?

A series is given with one term missing. Choose the correct option from the given ones that will complete the series.

821 460 749 580 701 652 ?