Select the option that will fill in the blank and complete the given series.
CDZ, DGE, EJJ, FMO, GPT___

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

PON, LKJ, GFE, ?

Which of the following numbers will replace the question mark (?) in the given series?
 17, 20, 60, 64, 256, 261, 1305, ?

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

RS, ZA, HI, ?

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. Choose the correct option from the given options and complete the series.
5, 6, 9, 15, ?, 40

2, 10, 30, 68, ?

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