Logical Venn Diagrams
Logical Venn Diagrams: Overview
This topic covers concepts, such as, Venn Diagrams, Venn Diagram Variables, Analysis of Venn Diagram & Representation of Geometrical Figures in Venn Diagrams etc.
Important Questions on Logical Venn Diagrams
Three statements are given followed by four conclusions. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follow from the given statements.Statements:
Some pigs are dogs
Some dog is cow
All cows. are nets
Conclusion:
1. some pigs are cows
2. Some nets are cows
3. Some nets are pigs
4. Some dogs are either pigs or nets.

In the diagram given below which letters represents the students who play Cricket as well as Football and Hockey?

Study the following figure and answer the questions given below.
How many cricketers are engineers?

Which of the following statements is correct with regard to the given figure?

Identify the diagram that best represent the relationship among Boys, Students, Players.

Which of the following statements is correct with regard to the given figure?

In the given figure, the triangle represents Graduates, Rectangle represents Married Persons and Circle represents Women. What is the number of those Women who are Graduates but not Married?

Two fair dice are thrown. What is the probability that the sum of the dice is divisible by 5?

Three statements are given followed by four conclusions. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follow from the given statements.
Statements: All flowers are fruits
All trees are leaves
Some fruits are leaves
Conclusion:
1.Some trees are fruits
2. Some leaves are flowers
3. Some trees are flowers
4. No Flower is leave

Study the following diagram and answer the question below.
I. Males
II. Indians
III. Sportsmen
IV. Educated
Which section does enclose in it the Korean females who are educated and are table tennis players?

How many permutations can made out of the letters of the word ENGINEERING?

Three statements are given followed by four conclusions. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follow from the given statements.
Statements:
Some tables are trees
Some trees are flowers
All flowers are jungles
Conclusion:
1. Some jungles are tables
2. Some trees are jungles
3. Some flowers are tables
4. All jungles are flowers

Three statements are given followed by four conclusions. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follow from the given statements.Statements:
Some balls are wickets
No wicket is stumps
Some bats are Stumps.
Conclusion:
1. some bats are balls
2. All balls are stumps
3. Some wickets are balls
4. No bat is ball

Which of the diagrams given below correctly represents the relationship among State, Country & Union territory?

If two balls are drawn in succession from five white and four yellow, find the probability that all are of one colour if the first ball is replaced immediately before the second draw.

Three figures represented by Graduate, Post Graduate and Officers are given below. Which of the terms shows that all officers who are also graduates and post graduates?

On the basis of the given statement, How many people do not read any Newspaper?

In each of the following questions there are three statements. Which are followed by three or four conclusions. Choose the conclusions which logically follow from the given statements.
Statements: All the papers are books. All the bags are books. Some purses are bags.
Conclusions:
- Some papers are bags.
- Some books are papers.
- Some books are purses.

How many four digit number can be formed without repeating any digit, from the following digit

In each of the following questions there are three statements. Which are followed by three or four conclusions. Choose the conclusions which logically follow from the given statements.
Statements: Some cars are jeeps. All the boxes are jeeps. All the pens are cars.
Conclusions:
- Some cars are boxes.
- No pen is jeep.
- Some boxes are cars.
