How many such pairs of letters are there in the word ENCOURAGEMENT which have as many letters between them as there are between them in the English alphabet?

DIRECTIONS: Study the following arrangement carefully and answer the questions given below.
W 3 # R @ E J K T 4 B 9 I H D U 8 1 H % A V 5 δ 7 M P 2 Q $ 6

If all the symbols in the above arrangement are dropped, which of the following will be the fourteenth from the left end? 

DIRECTIONS: Study the following arrangement carefully and answer the questions given below.
W 3 # R @ E J K T 4 B 9 I H D U 8 1 H % A V 5 δ 7 M P 2 Q $ 6

Four of the following five are alike in a certain way based on their positions in the above arrangement and so form a group. Which is the one that does not belong to that group?

DIRECTIONS: Study the following arrangement carefully and answer the questions given below.
W 3 # R @ E J K T 4 B 9 I H D U 8 1 H % A V 5 δ 7 M P 2 Q $ 6

How many such consonants are there in the above arrangement, each of which is immediately preceded by a number and immediately followed by a symbol?

DIRECTIONS: Study the following arrangement carefully and answer the questions given below.
W 3 # R @ E J K T 4 B 9 I H D U 8 1 H % A V 5 δ 7 M P 2 Q $ 6

How many such symbols are there in the above arrangement, each of which is immediately followed by a number but not immediately preceded by a number? 

DIRECTIONS: Study the following arrangement carefully and answer the questions given below.
W 3 # R @ E J K T 4 B 9 I H D U 8 1 H % A V 5 δ 7 M P 2 Q $ 6

How many such vowels are there in the above arrangement, each of which is immediately preceded by a symbol and immediately followed by a consonant? 

DIRECTIONS: Study the following arrangement carefully and answer the questions given below.
W 3 # R @ E J K T 4 B 9 I H D U 8 1 H % A V 5 δ 7 M P 2 Q $ 6

Which of the following is the sixth to the right of the twenty-first from the right end of the above arrangement?

In a row of boys, Srinath is 7th from the left and Venkat is 12th from the right. If they interchange their positions, Srinath becomes 22nd from the left. How many boys are there in the row?