Verbal Reasoning - Mental Ability Questions

Pointing to a lady , a man said," The son of her only brother is the brother of my wife."How is the lady related to the man ?

Three of the following four are alike in a certain way and hence form a group. Which is the one that does not belong to that group?

If 'A + B' means 'A is father of B', 'A – B' means 'A is mother of B', 'A * B' means 'A is brother of B' and 'A % B' means 'A is sister of B', then how is Q related toS in 'P + Q * R – S'?

The value of -4-(-10) is how much greater then the value of -10-(-4) ?

If Deplete : Exhaust then Replenish : ___

Pointing to a woman, a girl says,"She is mother of the only child of my father-in-law." How is the woman related to the girl?

An assertion (A) and a reason (R) are given below.

Assertion (A) : Agricultural activities are less on mountainous regions.

Reason (R) : Mountains have less fertile terrain and difficult weather conditions.

Choose the correct option.

In a group of buffaloes and ducks the number of legs are 24 more than twice the number of heads. What is the number of buffaloes in the group ?