Verbal Reasoning - Mental Ability Questions

A points to B and says to a lady C "His mother is the only daughter of your father". If so, how is C related to B?

In the following question, select the related word from the given alternatives.
Goiter : Iodine : : Anemia : ?

In this question, some equations are solved on the basis of a certain system. On the same basis find out the correct answer from amongst the four alternatives for the unsolved equation.

462 = 551
398 = 487
856 = ?

If 8 θ 12 δ 6 = 60 and 13 θ 15 δ 11 = 74, then 18 θ 21 δ 15 = ?

Rajiv is the brother of Arun. Sonia is the sister of Sunil. Arun is the son of Sonia. How is Rajiv related to Sunil?

If a = x, b = / and c = +, find the value of 7a5c1b6

A paper boy cycles 10 km East, then turns South and cycles 3 km, then turns West and cycles 6 km, then turns to his right and cycles 3 km. Where is he now with reference to his starting position?

If 'HARBOUR' is written as 'IBSCPVS' , how is 'HABITAT' written in that code?