List of top General Aptitude Questions on Sequence and Series asked in Common University Entrance Test

What comes in place of the question mark (?) in the series given below? B2D, C3F, E5J, G7N, ?, M13Z

What will be the next number in the series:
3, 6, 10.5, 17, 26, ?

What should come in the place of the question mark (?) in the following alphanumeric series? A1X, B4P, E25J, J100F, ?

The following states were formed after 1960. What was the correct sequence of their formation?
(A) Haryana (B) Sikkim (C) Nagaland (D) Goa