৪০ দিনে ৪৭তম বিসিএস প্রস্তুতি - Archived
Statements: Some actors are singers. All the singers are dancers.
Conclusions:
(1) Some actors are dancers.
(2) No singer is actor.
Conclusions:
(1) Some actors are dancers.
(2) No singer is actor.
প্রশ্ন আইডি · 9907d05c1a217e04ff156f8d4379cfe5