Nothing hinders the cat / from reaching its master /

What should come in place of question mark (?) in the following series ?

GT  HS  IR  JQ  KP  ?

Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.

Which of the following is the ninth to the right of the 20th element from right end of the above arrangement.

Study the arrangement of number and symbols carefully and answer the following questions.

How many 7s are there in the following sequence that is immediately succeeded by an even number?

2 7 4 5 7 8 1 7 3 9 7 6 4 7 2 8 7 5 3

Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.

Consider the following number sequence:

4 3 4 5 7 3 9 3 5 7 5 4 7 8 9

Select the option that represents the letters that, when placed from left to right in the following blanks, will complete the letter series.

If we interchange 1^st and 4^th letter of each word then which word will make a meaningful English word after the rearrangement?

Study the following arrangements carefully and answer the questions.

6 # U  7 Z $ X 6 ! A @ Y < 7 U 9 & V % > 8 ? E 4 9 R + 8