Verbal Reasoning - Mental Ability Questions

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

Ohm : Resistance : : ? : ?

Insert the missing character depicted by '?'

Select the related word from the given alternatives.

Yellow : Lemon :: Purple : ?

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

Ship : Water : : ? : ?

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

41 : 66 : : ? : ?

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

Hexagon : Six : : ? : ?

In the following question, select the related letter/letters from the given alternatives.

GOI : RZT : : FMD : ?

Answer the questions based on the below information.

If '+' is 'x', '-' is '+', 'x' is '/' and '/' is '-' then 6 - 9 + 8 x 3 / 20