Legacy of Learning is the first novel of which writer?

Who is the Director General of Narcotics Control Bureau (NCB)?

If 10 men or 20 women or 40 children can do a piece of work in 7 days, then 5 men, 5 women and 5 children together can do half of the work in 

Mohan gets 3 marks for each correct sum and loses 2 marks for each wrong sum. He attempts 30 sums and obtains 40 marks. The number of sums solved correctly is:

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 C is the brother of B, then What is the relation of C with respect to Q?

Directions (7): In the following passages, some of the words have been left out. First read the passage over and try to understand what it is about. Then fill in the blanks with the help of the alternatives given. Mark your answer in the Answer-Sheet. (Mark your answer 7)
Science (6) the average man and woman in two ways already.  He or she benefits by its (7), driving in a motor-car or omnibus instead of a horse-drawn (8), being treated for disease by a doctor or surgeon rather than a priest or a (9), being (10) with an automatic pistol or a shell in of a dagger or battle-axe. It also affects his or her opinions. Almost everyone believes that the earth is and the heavens, nearly, instead of solid. And we are beginning to believe in our animal and the possibility of vast improvements in nature by biological methods.