Verbal Reasoning - Mental Ability Questions

If 23@5=56; 6@7=26; 5@2=14; then what is the value of 7@5=?

If SELFIE = LXEYBX, then PHYSICS = ____

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
CFE, ILK, ORQ, ?

A certain system is followed to solve the problem . Accordingly find out the correct answer from the alternatives for the unsolved equations.

7 x 4 x 9 = 479
9 x 5 x 2 = 592
6 x 9 x 5 = 965
8 x 6 x 2 = ?

In a certain code language, “RINKS” is written as “SKOMT”. How is “FRIED” written in that code language?

A points to B and says to a lady C "His mother is the only daughter of your father". If so, how is C related to B?

‘R + S’ means ‘R is mother of S’, ‘R – S’ means ‘R is wife of S’, ‘R × S’ means ‘R is son of S’ and ‘R ÷ S’ means ‘R is father of S’. Which of the followingrepresents K as the grandson of T?

If 'A' stands for '+' , 'B' stands for '-' , 'C' stands for 'x' , what is the value of (10C4)A(4C4)B6 = ?