Verbal Reasoning - Mental Ability Questions

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
AY, CW, EU, ?

If 75$26 = 4, 69$53 = 7 then what is the value of 82$46 = ?

Choose the related word/letters/number from the given alternatives.
AF : BE : : ? : DH

If ‘A’ means ‘+’, ‘B’ means ‘–’, ‘C’ means ‘×’ and ‘D’ means ‘÷’, then which of the following equation is true?

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

56 ÷ 8 + 12 - 72 = ?

Six persons L, M, N, O, P and Q sit in a linear row adjacent to each other facing north. Three persons sit between Q and P. N sits immediate left of Q. Two persons sit between N and M. How many persons sit to the left of M? 

Arjun is facing east. He walks 10 m in this direction, then turns left and walks for another 10 m, then he turns right to walk 25 m and from there he walks another 10 m towards south. Finally, he walks 50 m to his left. How far is he from his original position?

In a certain code language, '-' represents 'x', '÷' represents '+', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.

160 + 8 x 30 ÷ 4 - 6 = ?