Analogy Questions

In the following question, select the related word pair from the given alternatives.

Editor : Newspaper : : ? : ?

The following question consist of two words each that have a certain relationship to each other, followed by lettered pairs of words . Select the lettered pair that has the same relationship as the original pair of words. 

Proscenium : Stage

How many closed rectangular boxes are there in the following figure?

Errata : Books :: flaws :?

In the following question, select the related number from the given alternatives.

39 : 66 : : 57 : ?

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

Seismology : Earthquake :: Hydrology : ?

Select the related number from the given alternatives.

6 : -3 :: -18 : ?

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

FUNGI: MYCOLOGY:: TISSUE: ??