In a code language, HONEY is written as G4M2X. How is STATUE written in that language?

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?

From the given alternatives the word which cannot be formed using the letters of the given word
PSYCHOLOGY

PENULTIMATE

Divya said, “That lady is my husband’s sister's only sibling’s son's paternal grandmother". How is that lady related to Divya? 

A father was twelve times as old as his son twenty years ago. Now he is twice as old as his son. What are the present ages of the son and father?

From the given alternative words, select the word which cannot be formed using the letter of the given word:
Crossword

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

BCF, CDG , DEH, ?