Statements: Some girls are boy.

                              No boy is a men.

Statements:  All letters are digits.

                    No number is a digits.

Statements:       All counsellors are teachers.

Some teachers are candidates.

All candidates are students.

Statements:Some students are Rich.

         No Rich is a teacher.

Conclusions:I. Some teacher are not Rich.

Statement :  

All balls are pencils.

All keys are balls.

 

Conclusion:

I. At least some pencils are keys.

II. All pencils are balls.

Statements:No town is a city.

All cities are islands.

Conclusions:I. No island is a town.  

II. All islands are cities.

Statements :

Some pens are tables.

No table is a book.

Some books are threads

Some threads are boxes.

Statements:

 All microscopes are telescopes

No telescope is a screw

All screws are rockets

Conclusions: 

Statements:

No Leaves are Guava.

No Apples are Mango.

Some Mango are Guava.

Conclusions: