Refer to the following letter, symbol series and answer the question. Counting to be done from left to right only.

(Left) F & I Y @ J Y C * A # & K S P $ B M (Right)

How many such symbols are there each of which are immediately preceded by a consonant and also immediately followed by a symbol?

Seven people, L, M, N, O, P, Q, and R are sitting in a row facing north. Only one person sits between M and O. Q sits to the immediate right of R. P sits third to the left of L. Only two people sit between M and P. N sits to the immediate left of O. If the person sitting exactly in the middle of the row swaps his position with the person at the extreme right end, who will now sit at the extreme right end?

Refer to the following letter series and answer the question. Counting to be done from left to right only.

(Left) P E R G T F V N J I O K U Y H K Y T B H R D T V W (Right)

How many such consonants are there each of which is immediately preceded by a vowel and also immediately followed by a consonant?

In a certain code language, ‘trust the process’ is written as ‘zb ac tm’ and ‘I trust you’ is coded as ‘jk zb mb ’. How is ‘trust ’ coded in the given language?

If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 6238571, how many digits will appear more than once in the new number thus formed?

What should come in place of the question mark (?) in the given series based on the English alphabetical order?

LNI MOJ NPK OQL ?

If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’, and ‘D’ stands for ‘–’, what will come in place of the question mark (?) in the following equation?

17 C 35 A 6 B 18 D 4 = ?

In this question, a group of number/symbol is coded using letter codes as per the codes given below and the conditions which follow. The correct combination of codes following the conditions is your answer. If none of the conditions follow, then codes for the respective Number/Symbol to be followed directly as given in the table.

Conditions –

(i) If the first element is a symbol and the last a number, the codes for these two (the first and the last elements) are to be interchanged.

(ii) If the first element is an odd number and the last an even number, the first and last elements are to be coded as ©.

(iii) If both second and third elements are perfect squares, the third element is to be coded as the code for the second element.

What is the code for the following group of number-symbols?

$ 3 1 ^ 5

The position(s) of how many letters will remain unchanged if each letter in the word BURDENS is arranged in the English alphabetical order?