Verbal Reasoning - Mental Ability Questions

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series. TP, UQ, WS, ZV, ?

Select the related letters from the given alternatives.
DFI : ACF :: OQT : ?

If 29$14 = 6, 37$25 = 3 then what is the value of 84$62 = ?

If '+' means 'x' , '­' means '÷' , 'x' means '­' and '÷' means '+' , then what will be the value of 16 ÷ 4 x 10 ­ 5 + 8 = ?

If "+" means "minus", "x" means "divided by", "÷" means "plus" and "-" means "multiplied by", then 126 x 14 + 7 - 3 ÷ 2 = ?

Select the related word/letters/number from the given alternatives.
MUMBAI: UMBMIA :: GURUGRAM : ?

Choose the related word/letters/number from the given alternatives.
NPR : GHI : : TVX : ?

F is the Father of S and D. D's Paternal aunt's daughter is E. How is F related to E?