Directions : Study the following alphanumeric series carefully and answer the questions given below:

12AIFR                  42 WBOL                             63EOCN                15TVMR               75GYTR

The words are arranged according to the descending order of the numbers which are attached to them from left to right, then how many alphabets are between the letters of second letter from the left end and seventh letter from the right end?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
 NMRQ, NDZG, NUHW, NLPM, ?

Direction: Answer the questions given below referring to the following arrangement.
2 L P 3 R * J @ C O 7 N I # 4 Q A B 6 $ M = D 5 K

What will come in the place of the question marks (?) in the following series based on the above arrangement?
P3R, @CO, I#4, B6$, ?

In the English alphabet, if B becomes A and P becomes O, then K becomes?

In each of the following letters series, some of the letters are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.
aa _ _ aba _ bca _ aab _ a _

Which letter-cluster will replace the question mark (?) to complete the given series?

MU, NE, PX, QF, SA, TG, ?

Select the option that represents the letters that, when placed from left to right in the following blanks, will complete the letter series.
_ V J R W B _ _ R W B V L _ _ B V _ _ W

Directions : Study the following alphanumeric series carefully and answer the questions given below:

12AIFR                  42 WBOL                             63EOCN                15TVMR               75GYTR

The letters which are attached with the numbers in which at least one is odd digit are arranged according to the ascending orders of their numbers from left to right and then all letters of the words together are arranged in the alphabetical order, then which of the following is the 9^th letter from the right end?