21. Statements : Some pots are keys. Some keys are locks. All keys are rings.
Conclusions :
I. Some pots are locks.
II. Some pots are not locks.
III. Some pots are rings.
IV. Some pots are not rings.
Conclusions :
I. Some pots are locks.
II. Some pots are not locks.
III. Some pots are rings.
IV. Some pots are not rings.
22. Statements : Some actors are singers. All the singers are dancers.
Conclusions :
I. Some actors are dancers.
II. No singer is actor.
Conclusions :
I. Some actors are dancers.
II. No singer is actor.
23. Statements : All the harmoniums are instruments. All the instruments are flutes.
Conclusions :
I. All the flutes are instruments.
II. All the harmoniums are flutes.
Conclusions :
I. All the flutes are instruments.
II. All the harmoniums are flutes.
24. Statements : Some mangoes are yellow. Some tixo are mangoes.
Conclusions :
I. Some mangoes are green.
II. Tixo is a yellow.
Conclusions :
I. Some mangoes are green.
II. Tixo is a yellow.
25. Statements : Some ants are parrots. All the parrots are apples.
Conclusions :
I. All the apples are parrots.
II. Some ants are apples.
Conclusions :
I. All the apples are parrots.
II. Some ants are apples.
26. Statements : Some papers are pens. All the pencils are pens.
Conclusions :
I. Some pens are pencils.
II. Some pens are papers.
Conclusions :
I. Some pens are pencils.
II. Some pens are papers.
27. Statements : All the actors are girls. All the girls are beautiful.
Conclusions :
I. All the actors are beautiful.
II. Some girls are actors.
Conclusions :
I. All the actors are beautiful.
II. Some girls are actors.
28. Statements : All the windows are doors. No door is a wall.
Conclusions :
I. Some windows are walls.
II. No wall is a door.
Conclusions :
I. Some windows are walls.
II. No wall is a door.
29. Statements : All cups are books. All books are shirts.
Conclusions :
I. Some cups are not shirts.
II. Some shirts are cups.
Conclusions :
I. Some cups are not shirts.
II. Some shirts are cups.
30. Statements : Some cows are crows. Some crows are elephants.
Conclusions :
I. Some cows are elephants.
II. All crows are elephants.
Conclusions :
I. Some cows are elephants.
II. All crows are elephants.