Verbal Reasoning - Mental Ability Questions

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

Length:Meter::Power:?

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

ZXVT:YWUS::RPNL:?

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

23 : 6 : : 43 : ?

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

Air:Bird::Water:

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

EFG : OPQ : : ? : STU

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

381 : 160 : :478 : ?

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

Rajiv Gandhi Airport : Hyderabad : : Indira Gandhi Airport : ?

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

Agra : Yamuna : : Varanasi : ?