Verbal Reasoning - Mental Ability Questions

A word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as shown in the given two matrices. The columns and rows of Matrix-I are numbered from 0 to 4 and that of Matrix-II are numbered from 5 to 9. A letter from these matrices can be represented first  by its row and next by its column ,for example 'F' can be represented by 41,24 etc and 'V' can be represented by 57,78 etc. similarly,you have to identify the set for the word ''MOCK''.

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

W_YZ_X_ZW_Y_

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

ABC, PQR, DEF, STU, ?

If '+' means '÷', '−' means '×' , '÷' means '+' and '×' means '−' , then 36×12+4÷6+2−3= ?

RHYTHM is related to MUSIC in the same way as DESIGN is related to

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

ab_d_ed_baa_ _de

A person leaves from his office on his motorcycle to watch a movie. He rides 50 km towards east, turns right and rides for another 24 km. Finally, he turns towards the west and rides 43 km further and reaches the movie hall. What is the minimum distance between the movie hall and his office?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
FU, LO, RI, ?