Logical deduction Archives

31. Statements : All terrorists are guilty. All terrorists are criminals. Conclusions : I. Either all criminals are guilty or all guilty are criminals. II. Some guilty persons are criminals. III. Generally criminals are guilty. IV. Crime and guilt go together.

Only I follows

Only I and III follow

Only II follows

Only II and IV follow E. Only I and IV follow

Detailed SolutionStatements : All terrorists are guilty. All terrorists are criminals. Conclusions : I. Either all criminals are guilty or all guilty are criminals. II. Some guilty persons are criminals. III. Generally criminals are guilty. IV. Crime and guilt go together.

32. Statements : Some desks are caps. No cap is red. Conclusions : I. Some caps are desks. II. No desk is red.

Only conclusion I follows

Only conclusion II follows

Either I or II follows

Neither I nor II follows E. Both I and II follow

Detailed SolutionStatements : Some desks are caps. No cap is red. Conclusions : I. Some caps are desks. II. No desk is red.

33. Statements : All artists are smokers. Some smokers are drunkards. Conclusions : I. All smokers are artists. II. Some drunkards are not smokers.

Only conclusion I follows

Only conclusion II follows

Either I or II follows

Neither I nor II follows E. Both I and II follow

Detailed SolutionStatements : All artists are smokers. Some smokers are drunkards. Conclusions : I. All smokers are artists. II. Some drunkards are not smokers.

34. Statements : All fruits are vegetables. All pens are vegetables. All vegetables are rains. Conclusions : I. All fruits are rains. II. All pens are rains. III. Some rains are vegetables.

None follows

Only I and II follow

Only II and III follow

Only I and III follow E. All follow

Detailed SolutionStatements : All fruits are vegetables. All pens are vegetables. All vegetables are rains. Conclusions : I. All fruits are rains. II. All pens are rains. III. Some rains are vegetables.

35. Statements : All fishes are grey in colour. Some fishes are heavy. Conclusions : I. All heavy fishes are grey in colour. II. All light fishes are not grey in colour.

Only conclusion I follows

Only conclusion II follows

Either I or II follows

Neither I nor II follows E. Both I and II follow

Detailed SolutionStatements : All fishes are grey in colour. Some fishes are heavy. Conclusions : I. All heavy fishes are grey in colour. II. All light fishes are not grey in colour.

36. Statements : All water is divine. All temples are divine. Conclusions : I. All water is temple. II. All temples are water.

Only conclusion I follows

Only conclusion II follows

Either I or II follows

Neither I nor II follows E. Both I and II follow

Detailed SolutionStatements : All water is divine. All temples are divine. Conclusions : I. All water is temple. II. All temples are water.

37. Statements : All trucks fly. Some scooters fly. Conclusions : I. All trucks are scooters. II. Some scooters do not fly.

Only conclusion I follows

Only conclusion II follows

Either I or II follows

Neither I nor II follows E. Both I and II follow

Detailed SolutionStatements : All trucks fly. Some scooters fly. Conclusions : I. All trucks are scooters. II. Some scooters do not fly.

38. Statements : Some books are pens. No pen is pencil. Conclusions : I. Some books are pencils. II. No book is pencil.

Only conclusion I follows

Only conclusion II follows

Either I or II follows

Neither I nor II follows E. Both I and II follow

Detailed SolutionStatements : Some books are pens. No pen is pencil. Conclusions : I. Some books are pencils. II. No book is pencil.

39. Statements :All cars are cats. All fans are cats. Conclusions : I. All cars are fans. II. Some fans are cars.

Only conclusion I follows

Only conclusion II follows

Either I or II follows

Neither I nor II follows E. Both I and II follow

Detailed SolutionStatements :All cars are cats. All fans are cats. Conclusions : I. All cars are fans. II. Some fans are cars.

40. Statements : Bureaucrats marry only intelligent girls. Tanya is very intelligent. Conclusions : I. Tanya will marry a bureaucrat. II. Tanya will not marry a bureaucrat.

Only conclusion I follows

Only conclusion II follows

Either I or II follows

Neither I nor II follows E. Both I and II follow

Detailed SolutionStatements : Bureaucrats marry only intelligent girls. Tanya is very intelligent. Conclusions : I. Tanya will marry a bureaucrat. II. Tanya will not marry a bureaucrat.