Verbal Reasoning - Mental Ability Questions

Consider the following information and answer questions based on it.

Six cars S, T, V, W, X and Y are parked in a parking lot, in a random order, from left to right, such that -

A. T is parked on the extreme right.

B. V is parked to the immediate right of Y and is one car away from W.

C. X is to the immediate left of T and is three cars away from S.

W is to the immediate right of

In the folowing questions pickout the most sutiable substitute for the question mark?

6 : 222 :: 25 : ?

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

Gloomy : Dull : : Merciless : ?

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

JY : 35 : : RT : ?

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

Calender : Dates : : Dictionary: ?

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

1331 : 11:: 13824 : ?

What comes next in the series?

B, D, H, N, ?

Select the related word from the given alternatives.

Father : Parent :: Sister : ?