SYLLOGISM – Railway Reasoning part – 6

Total Questions: 50

21. Which of the conclusions follows from the given statements? [RRB NTPC 03/04/2021 (Evening)]

Statements :
1. Some photos are videos.
2. No video is a movie.
Conclusions :
I. No photo is a movie.
II. Some movies are not photos.

Correct Answer: (a) Neither conclusion I nor II follows.
Solution:

Neither conclusion 1 nor 2 follows.

22. Which of the conclusions follows from the given statements? [RRB NTPC 03/04/2021 (Evening)]

Statements :
1. All lions are animals.
2. All animals are living beings.
Conclusions :
I. Some living beings are lions.
II. Some living beings are animals.

Correct Answer: (b) Both conclusions I and II follow.
Solution:

23. Which of the conclusions follows from the given statements? [RRB NTPC 05/04/2021 (Evening)]

Statements :
Some cots are tables.
No table is a chair.
Conclusions :
I. Only some cots are chairs.
II. No chair is a cot.
III. No cot is a chair.

Correct Answer: (d) None of the given conclusions follow.
Solution:

24. Which of the conclusions follows from the given statements? [RRB NTPC 06/04/2021 (Morning)]

Statements :
No door is window.
No window is table.
Conclusions :
I. Some tables are not doors.
II. No door is a table.

Correct Answer: (c) None of the conclusions follows.
Solution:

From the given statements we can draw the following diagram :
So, we can say that none of the conclusions follow.

25. Which of the conclusions follows from the given statements? [RRB NTPC 07/04/2021 (Evening)]

Statements :
Some boys are horses.
Some horses are flowers.
Conclusions :
I. Some boys are flowers.
II. No flower is a horse.

Correct Answer: (d) Neither I nor II follows.
Solution:From the above diagram it is clear that some boys are flowers is not true. And we can observe that some flowers are horses so no flower is a horse is also not true.

26. Which of the conclusions follows from the given statements? [RRB NTPC 23/07/2021 (Evening)]

Statements :
Some fridges are machines.
Some mixers are machines.
No mixer is a fridge.
All fans are mixtures.
Conclusions :
I. Some fans are fridges.
II. Some machines are not mixtures.
III. No fan is a fridge.

Correct Answer: (a) Only conclusions II and III follow.
Solution:From the above diagram it is clear that Some machines are not mixtures and no fan is a fridge.

27. Which of the conclusions follows from the given statements? [RRB NTPC 24/07/2021 (Morning)]

Statements :
1. All professors are heroes.
2. Some professors are bachelors.
Conclusions :
I. All heroes are bachelors.
II. Some bachelors are heroes.

Correct Answer: (c) Only conclusion II follows.
Solution:

Only conclusion II follows.

28. Which of the conclusions follows from the given statements? [RRB NTPC 26/07/2021 (Morning)]

Statements :
All poems are stories.
All articles are poems.
Conclusions :
1. All articles are stories.
2. No story is an article.

Correct Answer: (d) Only conclusion 1 follows
Solution:

From the given information we can draw the following venn diagram :So, we can get that only conclusion 1 : ‘All articles are stories’ follows.

29. Which of the conclusions follows from the given statements? [RRB NTPC 31/07/2021 (Morning)]

Statements :
All drums are flutes.
No flute is a mike.
Some mikes are bands.
Conclusions :
I. Some bands are flutes.
II. No band is a drum.
III. All drums are mikes.

Correct Answer: (c) None of the conclusions follow.
Solution:

30. Which of the conclusions follows from the given statements? [RRB JE 23/05/2019 (Morning)]

Statements:
(1) Some Mumbai is Delhi.
(2) Some Kolkata is Mumbai.
(3) Some Chennai is Delhi.
Conclusions:
I. All Kolkata is Chennai.
II. No Chennai is Kolkata.

Correct Answer: (b) Neither conclusion I nor II follows
Solution:From the above diagram we can clearly see that neither conclusion I nor II follows.