Find the related words.
$$ {L\over S}:{12\over 19}::{I\over T}:?$$

Select the related word/letters/number from the given alternatives.

Pakistan: Islamabad :: Germany: ? 

Choose the word which is least like the others word in a group?

‘Glaucoma’ is related to ‘Eyes’ in the same way as ‘Arthritis’ is related to ‘_____’.

Select the related word/letters/number from the given alternatives.
Norway: Oslo:: Poland: ?

Directions : In each of the following questions, select the related word from the given alternatives. 

President : India : : King : ? 

Select the option in which the pair of letter-clusters share the same relationship as that shared by the given pair of letter-clusters.

MOB : KMZ :: ?

Directions : In each of the following questions, select the related word from the given alternatives. 

Laugh : Joke : : ? : Cracker