Verbal Reasoning - Mental Ability Questions

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

Medicine : Patient : : Education : ?

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

ZXVT : ACEG :: SQOM :?

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

6 x 18 + 40 ÷ 30 - 10 = 20

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

Sound : Medium : : Light : ?

Select the related letters from the given alternatives.

XVT : RPN :: LJH : ?

If PQRST : SPTRQ then HIJKL : ?

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

5 : 100 : : 6 : ?

Select the related letters from the given alternatives.

BEH : KNQ :: FIL : ?