Syllogism

Directions (Q. 1-20): In each question below there are three statements followed by four 
conclusions numbered, I, II, III and IV. You have to take the given statements to be true even if 
they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements, disregarding commonly known facts.

1. Statements:

a. No Cloud is Bird.

b. Some Goats are Birds.

c. All Cars are Goats.

Conclusions:

I. No Car is Cloud.

II. Some Cars are Birds.

III. No Bird is Car.

IV. Some Clouds are Goats.

Only either II or III follows

 

2. Statements:

a. All Grapes are Bananas.

b. All Potatoes are Bananas.

c. Some Bananas are Mangoes.

Conclusions:

I. No Grape is Mango.

II. Some Potatoes are not Mangoes.

III. Some Grapes are Potatoes.

IV. All Mangoes are Grapes.

None of these

3. Statements:

a. Some Cats are Rats.

b. Some Rats are Ants.

c. Some Ants are Flies.

Conclusions:

I. Some Flies are Cats.

II. Some Flies are not Ants.

III. No Rat is Fly.

IV. No Cat is Fly.

Only I or IV follows

4. Statements:

a. All Chalks are Dusters

b. Some Chalks are Boards.

c. Some Dusters are Pens.

Conclusions:

I. Some Pens are Chalks.

II. Some Dusters are Boards.

III. Some Pens are Boards.

IV. All Chalks are Pens.

Only II follows

5. Statements:

a. Some Bags are Books.

b. All Books are Boxes.

c. No Box is Board.

Conclusions:

I. Some Bags are not Boards.

II. Some Bags are not Boxes.

III. All Bags are Boxes.

IV. No Bag is Board.

 I & either II or III follow

6. Statements:

Some streets are roads.

Some roads are lanes.

Some lanes are highways.

Conclusions:

I. Some roads are not streets.

II. No highway is street.

III. Some streets are not roads.

IV. Some lanes are not roads.

 None of these

7. Statements:

Some pencils are pens.

All pens are erasers.

All staplers are erasers.

Conclusions:

I. Some pens are not pencils.

II. All erasers are pencils.

III. Some staplers are pens.

IV. Some staplers are pencils.

 None of these

8. Statements:

Some tables are chairs.

No cupboard is table.

Some chairs are cupboards.

Conclusions:

I. Some chairs are not tables.

II. All chairs are either tables or cupboard

III. Some chairs are both tables and cupboards.

IV. All chairs are tables.

 None of these

9. Statements:

All birds are animals.

Some animals are humans.

All humans are mammals.

Conclusions:

I. Some humans are not birds.

II. Some birds are humans.

III. Some animals are not mammals.

IV. All animals are mammals.

Either I or II and either III or IV follow

10. Statements:

Some leaves are fruits.

All branches are fruits.

Some roots are branches

Conclusions:

I. Some roots are fruits.

II. Some branches are leaves.

III. No leaf is branch.

IV. Some leaves are roots.

 Either II or III and I follow

11. Statements:

All books are notes.

Some notes are pencils.

No pencil is paper.

Conclusions:

I. Some notes are books.

II. Some pencils are books.

III. Some books are papers.

IV. No book is a paper.

 Only I and either III or IV follow

12. Statements:

Some cups are utensils.

No utensil is a bucket.

All buckets are plates.

Conclusions:

I. Some cups are buckets.

II. Some utensils are plates.

III. No utensil is a plate.

IV. Some cups are plates.

 Either II or III follows

13. Statements:

Some keys are locks.

All locks are doors.

Some doors are windows.

Conclusions:

I. Some locks are windows.

II. Some windows are keys.

III. Some windows are doors.

IV. No window is a lock.

 None of these

14. Statements:

All pins are staplers.

Some staplers are sharpeners.

Some sharpeners are stands.

Conclusions:

I. Some staplers are stands.

II. Some sharpeners are pins.

III. Some pins are stands.

IV. Some stands are sharpeners.

 Only IV follows

15. Statements:

Some oranges are apples.

All apples are guavas.

No guava is a banana.

Conclusions:

I. Some guavas are oranges.

II. No apple is a banana.

III. Some oranges are bananas.

IV. Some apples are bananas.

Only I and II follow

16. Statements:

Some spectacles are boxes.

No bat is a ball.

Some boxes are balls.

Conclusions:

I. Some boxes are not bats.

II. Some bats are spectacles.

III. No bat is a box.

IV. No ball is a spectacle.

 Only I follows

17. Statements:

All fans are tubelights.

No pen is a bulb.

Some bulbs are fans.

Conclusions:

I. Some pens are tubelights.

II. No pens are tubelights.

III. Some tubelights are fans.

IV. All tubelights are fans.

 Either I or II and III follow

18. Statements:

Some fruits are vegetables.

All liquids are drinks.

All drinks are fruits.

Conclusions:

I. Some drinks are vegetables.

II. Some fruits are liquids.

III. All liquids are fruits.

IV. No liquids are vegetables.

 Only II and III follow

19. Statements:

All shirts are trousers.

Some socks are shoes.

All shoes are shirts.

Conclusions:

I. Some socks are shirts.

II. Some socks are trousers.

III. All shoes are trousers.

IV. All shoes are socks.

 None of these

20. Statements:

Some books are papers.

All plates are records.

Some records are books.

Conclusions:

I. Some plates are books.

II. Some records are papers.

III. Some papers are plates.

IV. Some books are records.

 Only IV follows

1.   2
2.   5
3.   4
4.   4
5.   2

6.   5
7.   5
8.   5
9.   4

10. 1
11. 2
12. 3
13. 5
14. 4
15. 1
16. 1
17. 3
18. 2
19. 5

20. 4