Verbal Reasoning - Mental Ability Questions

From a point, Lokesh starts walking towards south and after walking 30 metres he turns to his right and walks 20 metres, then he turns right again and walks 30 metres. He finally turns to his left and walk 40 metres. In which direction is he with reference to the starting point?

A boy travels 4 km towards south and then takes a right turn travels another 3 km in that direction. How far and in which direction is he now from his original position?

Select the related word/letters/number from the given alternatives.
DB: IC:: YE: ?

If 4 x 9 x 3 = 4 and 5 x 3 x 1 = 3, then
9 x 9 x 7 = ?

If in a certain language TEACHER is coded as QBXZEBO, then how is STUDENT coded in the same language?

In the following question, select the related letters from the given alternatives.
FS : LY : : IV : ?

In a certain code language, "TIRED" is written as "56" and "BRAIN" is written as "44". How is "LAZY" written in that code language?

In the following question, select the related number pair from the given alternatives.
534 : 2 : : ? : ?