Verbal Reasoning - Mental Ability Questions

In the following question, from the given alternative words, select the word which cannot be formed using the letters of the given word.
Legislator

If EFMIJ means DELHI, then the last letter of the word got by decoding IQBOS is

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

EF, K, JK, U, OP, ?

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

P_QR_QQ_PQ_R

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

28, 35, 49, ? , 98

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
XIIIII, IXIIII, IIXIII, IIIXII,IIIIXI, ?

In the following question, from the given alternative words, select the word which cannot be formed using the letters of the given word.
RECIPROCATE

Gurpreet is facing towards south. She turns right and walks 35m, then turns right again and walks 40m more. Finally, she turns left and walks 30m. Which direction is she facing now?