In the following question, select the number which can be placed at the sign of question mark (?) from the given alternatives.

Direction: Study the following information carefully and answer the questions given below:
Seven members are living in the family. Q is the daughter of P. B is the brother of R. G is the mother in law of A. B is married with A. B is the uncle of Q. D is the father of B.

If P is the father of Q, then what is the relation of R with respect to P?

Raju ranks 10th from the top and Ravi ranks 21st from the bottom. If there are 3 students between them, how many students are there in the class? 

The position of how many alphabets will remain unchanged if each of the alphabets in the word WALKING is arranged ideal alphabetical order from left to right?

Raj introducing a girl that she is the wife of my sister’s father’s only son then how is that girl related to the Raj?

Select the option that is related to the third number in the same way as the second number is related to the first number.

223 : 350 :: 519 : ?

Sonia left her home and went 4 km east. Then she turned left and walked 6 km. Then she walked 4 km to the right. How far is he from the departure point?

If ‘take a bath daily’ stands for ‘brush your teeth twice’, ‘bath keeps clean’ stands for ‘bring some twice’ and ‘some good habbit clean a water take’ stands for ‘please bring us free some your tea’. What does ‘keeps’ mean?