Verbal Reasoning - Mental Ability Questions

If Ammonia : Gas then Camphor : ?

Select the related letters from the given alternatives.

XVT : RPN :: LJH : ?

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

Editor : Newspaper : : ? : ?

Select the related word/letters/numbers from the given alternatives:

BIRD : AEROPLANE :: FISH : ?

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

Chair : Furniture : : ? : ?

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

12 ÷ 4 - 15 x 10 + 2 = 8

Select the alternative that shows a similar relationship as the given pair -

Minimum : Maximum

Select the related word/letters/numbers from the given alternatives:

ZXVT : ACEG :: SQOM :?