Statement: 

Some boys are hardworking. 

No intelligent are boys. 

Conclusion 

I. Some hardworking are not intelligent 

II. All hardworking are intelligent. 

III. Some intelligent are not hardworking 

Statement: 

All insects are dangerous. 

All machines are dangerous. 

Conclusion 

I. All dangerous are insects. 

II. All dangerous are machines. 

III. Some machines are insects. 

Statement: 

Some wilds are carnivores.

All wild are lions. 

Conclusion: 

I. All carnivores are lions. 

II. Some lions are carnivores.

Statements: 

Some pens are pencils. 

All pencils are erasers. 

Conclusions: 

I. Some pens are erasers. 

II. No pens are erasers. 

III. Some erasers are pencil 

Statements: 

Creative persons are learned people. 

Some doctors are creative persons.

Conclusion: 

I. Some creative persons are learned people. 

II. Some learned people are doctors.

Statements: 

No teacher comes to school by bicycle. 

Anand comes to the school by bicycle 

Conclusion: 

I. Anand is not a teacher 

II. Anand is a student. 

Statements: 

Some clerks are poor. 

A is poor. 

Conclusion: 

I. A is clerk 

II. A has a large family 

Statements: 

I. All circles are triangles. 

II. Some triangles are rectangles 

III. All rectangles are squares. 

Conclusion:

 I. All rectangles being triangles is a possibility 

II. All circles being square is a possibility