Which of the following diagrams indicates the best relation between Page, Chapter and Book ?

Choose the Venn diagram that best illustrates the relationship among the following classes:

Women, Entrepreneurs, Engineers

Find the diagram that show right relation between CAR, WOOD and Mouse?

In the each of the Questions are given three statements followed by three conclusions numbered I ,II and III. You have to take the given statements to be true even if they seem to be at variance from the commonly known facts. Read all the conclusion and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.
 Statements: Some hills are rivers.
                    Some rivers are deserts.
                    All desert are roads.
 Conclusions: I. Some roads are rivers.
                    II. Some roads are hills.
                    III. Some deserts are hills.

In the following figure, square represents doctors, triangle represents artists, circle represents weight-lifters and rectangle represents Russians. Which set of letters represents Russians who are not doctors?

In the given figure, how many papers are also hard?

Find the area which shows students studying biology and computer but not mathematics.

Find out which of the diagrams given in the alternatives correctly represent the relationship stated in the question.
Sharks, Whales, Turtles.