Verbal Reasoning - Mental Ability Questions

In a row of boys, Amit is ranked 12th from top and Ratan is 15th from bottom. They interchange their position. Ratan now becomes 37th from bottom. How many total boys are there in the row?

Choose the odd one from the following:

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

Jupiter, ? , Uranus, Neptune

Ryaan is Vehaan's mother's sister's father's only son's son. How is Ryaan related to Vehaan?

While introducing a boy, Raju says, "He is the son of my wife's sister." How is the boy related to Raju?

‘R + S’ means ‘R is mother of S’, ‘R – S’ means ‘R is wife of S’, ‘R × S’ means ‘R is son of S’ and ‘R ÷ S’ means ‘R is father of S’. Which of the followingrepresents K as the grandson of T?

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 number group from the given alternatives.
19 : 367 : : ? : ?