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

OFFICIAL : QHHKEKCN : : LANGUAGE : ?

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

Goal : Football : : Basket : ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
EFGHI, LMNO, RST, WX?

Find out the odd word/letters/number/number pair from the given alternatives.

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

12 : 72 : : 13 : ?

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

SPINSTER : ROHMRSDQ : : SEMESTER : ?

Find the missing number in the following images.

If in a certain code, ‘RESPONSES’ is written as ‘ESRONPESS’, then how can ‘SIGNATURE’ be written in the same code ?