What is the main function of a 'File

Statements :

Only a few Harpic is Lizol.

Only a few Lizol is Detergent.

No Harpic is Pesticide.

Conclusion :

Statements:

All Star are Meteor.

Some Meteor are Comet.

Only a few Constellation are Comet.

Conclusions:

Statements:

Some tasks are work.

All work are job.

Some job are tough

Conclusion:

I. Some tasks are tough.

Statements:       Some books are notebooks.

                                No notebooks is a pages.

Statements: Some speaker are enjoyment.

                           No enjoyment is a music.

Statement:

Some apples are mangoes.

No mango is grape.

Only few mangoes are oranges.

All papayas are oranges.

Statements: No painting is a frame.

All frames are lights.

Some lights are canvas.

Conclusions: I. No light is a painting.

Statements:

All lion are tiger

No tiger is a cat

No lion is a dog

Conclusions:

I. Some lion are not cat

II. Some tiger are not dog