Directions: In each of the following questions, four words have been given, out of which three are alike in some manner and the for one is different. Choose out the odd one. 

Directions: In each of these questions, three words are related in some way. The relationship among the words in the question can best be represented by one of the five diagrams (a), (b), (c), (d) and (e) given below. Mark your answer accordingly.

Iron, Lead, Nitrogen  

If BOY is written as 42, then what will be the code for GIRL? 

In the given figure, How many books are fiction?

Mrs. and Mr. Gopal have 3 daughters. Each daughter also has a brother. So how many members are there in this family?

What will come at the place  ?    In the given series?
BZA, DYC, EXE, ? , JVI. 

The diagram below represents the students who study Physics, Chemistry and Mathematics. Study the diagram and identify the region which represents students who study both Physics and Chemistry but not Mathematics?

B : 16 : D : ?