If it is possible to make a meaningful word out of the second, the fourth, the fifth and the eigth letters of the word 'ILLOGICAL' then which of the following will be the third letter of the so formed word ? If more than one word can be formed then give X as the answer. If no meaningful word can be formed, then give Z as the answer.
In the following series, count each N which is immediately followed by X but X is not immediately followed by T. How many such N's are there ? N X N T Q M N X T M X N X C N Q M N N X Q N X T X N A M X N X M