Verbal Reasoning - Mental Ability Questions

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.
49, 64, ?, 100, 121

If the code for MOTHER is JRQKBU then what is the code for PRINCIPAL?

Introducing a woman, a boy says, "She is the wife of my grandfather's son". How is the woman related to the boy?

Select the related word/letters/numbers from the given alternatives. CURE : DISEASE :: HEAL : ?

If 8*2 = 3, 14*18 = -2 and 18*2 = 8, then find the value of 14*10 = ?

Find out the odd word/letters/number/number pair from the given alternatives.

Prema is Ajay's sister. Benita is Ajay's mother. Benjamin is Benita's father. Leela is Benjamin's mother. How is Prema related to Leela

A series is given, with one word missing. Choose the correct alternative from the given ones that will complete the series.

cry, dome, super, random, ?