How to Solve Syllogism Questions Easily - Short-Tricks

How to Solve Syllogism Questions Easily : Short-Tricks

What is syllogism?

The Syllogism is a kind of logical argument which applies to come to the conclusion based on premises.

Premises made of two terms

• A subject 
• A predicate 

Both are connected by relation.

Types of Premises

• All P are Q (universal Positive)
• Some P are Q (Particular Positive)
• No P are Q (Universal negative)
• Some P are not Q (Particular negative)

These are the basic premises upon which different types are created.

TRICKS TO SOLVE SYLLOGISM

First Premise	+	Second premise	=	Conclusion
All	+	All	=	All
All	+	Some	=	No conclusion
All	+	No	=	No
Some	+	All	=	Some
Some	+	Some	=	No conclusion
Some	+	No	=	Some Not
No	+	All	=	Some Not (reversed)
No	+	Some	=	Some Not (reversed)
No	+	No	=	No conclusion
Some Not	+	All	=	No conclusion
Some Not	+	some	=	No conclusion
Some Not	+	No	=	No conclusion

Let’s look at some example to understand

Example 1

All Dogs are Monkey

All Monkey are Donkey

Conclusion: All + All = All

All Dog are Donkey

Example 2

All Dogs are Monkey

Some Monkey are Donkey

 Conclusion: All + Some = No conclusion

Example 3

All Dogs are Monkey

No Monkeys are Donkey

Conclusion: All + No = No

No Dogs are Donkey

Example 4

Some Dogs are Monkey

All Monkeys are Donkey

Conclusion: Some+ All = Some

Some Dog are Donkey

Example 5

Some Dogs are Monkey

Some Monkeys are Donkey

Conclusion: Some + Some = No Conclusion

No Dog are Donkey

Example 6

Some Dogs are Monkey

No Monkey are Donkey

Conclusion: Some + No = Some Not

Some Dogs are not Donkey

Example 7

No Dog are Monkey

No Monkey are Donkey

Conclusion: No + No = No conclusion

Example 8

NO Dog is Monkey

Some Monkey are Donkey

Conclusion: No + Some = Some not (reversed)

Some Donkey are not dog

Example 9

NO Dog is Monkey

All Monkey are Donkey

Conclusion: No + All = some not (reversed)

Some donkey are not dog

Example 10

Some Dog are not monkey

All Monkey are Donkey

Conclusion: Some Not + All = No Conclusion

Example 11

Some Dog are not monkey

Some Monkey are Donkey

Conclusion: Some Not + Some = No Conclusion

Example 12

Some Dog are not monkey

No Monkey are Donkey

Conclusion: Some Not + No = No Conclusion


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