Verbal Reasoning - Mental Ability Questions

If A denotes '+', B denotes '-', C denotes '/', D denotes 'x' then the value of the expression 9 D 48 C 6 B 16 A 3 is

Two football players A and B from opposing teams start from the same corner. A runs 35 m East, then 15 m South, turns to his right and runs 60 m.Meanwhile B runs 20 m North, then 25 m West, turns left and runs 20 m. What is the position of B with respect to A?

In the following question, from the given alternative words, select the word which cannot be formed using the letters of the given word.
ABSOLUTE

From the given alternative words, select the word which cannot be formed using the letters of the given word:
ECCENTRICITY

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

Khilji dynasty, ? , Sayyid dynasty, Lodi dynasty

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

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

13 + 8 x 2 ÷ 25 - 10 = ?

BROWN : BNORW :: SOUND : ?