Verbal Reasoning - Mental Ability Questions

If "A" means "subtraction", "B" means "division", "C" means "addition" and "D" means "multiplication", then

305 B 5 A 28 C 43 D 12 = ?

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

01 : 36 : : 02 : ?

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

DR : KK : : LN : ?

Select the related letters from the given alternatives.

ILN : FIK :: RUW : ?

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

MT : JW : : RP : ?

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

12 : 144 :: ?

Select the alternative that shows a different relationship as the given pair

Crude : Raw

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

9 : 738 : : 10 : ?