Verbal Reasoning - Mental Ability Questions

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 word missing. Choose the correct alternative from the given ones that will complete the series.

Laugh, Alter, Melts, Realm, Muesli, ?

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

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

ELFA, GLHA, ILJA, ?, MLNA

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?
642 x 6 ÷ 25 + 4 = ?

Find the missing number?

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

Courtroom : Judge :: Stadium : ___