SYLLOGISM – Railway Reasoning part – 4

Total Questions: 50

41. Which of the conclusions follows from the given statements? [RRB NTPC 09/01/2021 (Morning)]

Statements:
Some shirts are pants.
All pants are coats.
Some coats are shoes.
Conclusions:
I. Some pants are shoes.
II. Some shirts are coats.
III. All shirts are coats.
IV. No pants are shoes.

Correct Answer: (a) Only conclusion II follows.
Solution: From the above diagram, we can say that only conclusion II i.e. ‘Some shirts are coats’ follows.

42. Which of the conclusions follows from the given statements? [RRB NTPC 09/01/2021 (Morning)]

Statements:
Some apples are grapes.
Some grapes are mangoes.
Conclusions:
I. All apples are mangoes.
II. Some mangoes are apples.

Correct Answer: (c) Neither conclusion I nor II follows.
Solution: From the above diagram, we can say that neither conclusion I nor conclusion II follows.

43. Which of the conclusions follows from the given statements? [RRB NTPC 10/01/2021 (Morning)]

Statements :
All trees are forests.
No forest is large.
Conclusions :
I. No tree is large.
II. All the trees are large.

Correct Answer: (b) Only conclusion I follow.
Solution:From the above diagram we can say that Only conclusion I ( No tree is large ) follows.

44. Which of the conclusions follows from the given statements? [RRB NTPC 10/01/2021 (Evening)]

Statements :
All doctors are social workers.
All social workers need money
Conclusions :
I. All social workers are not doctors
II. Doctors need money

Correct Answer: (a) Both conclusions I and II follow.
Solution:From the above diagram, it is clear that conclusion 1 and 2 both follow.

45. Which of the conclusions follows from the given statements? [RRB NTPC 11/01/2021 (Morning)]

Statements :
A. No mobile is a telephone.
B. All telephone are TV.
Conclusions :
I. No mobile is a TV
II. Some mobiles are TV.

Correct Answer: (b) Both conclusion I and II do not follow.
Solution: From the above venn diagram it is clear that both conclusion 1 and 2 follow

46. Which of the conclusions follows from the given statements? [RRB NTPC 11/01/2021 (Evening)]

Statements :
1. All the potatoes are tomatoes
2. All the tomatoes are onions
Conclusions :
I. All the onions are tomatoes
II. All the potatoes are onions.

Correct Answer: (b) Only II
Solution:From the above venn diagram it can be seen that all potatoes are onions.

47. Which of the conclusions follows from the given statements? [RRB NTPC 11/01/2021 (Evening)]

Statements :
Some doctors are soldiers.
All managers are soldiers.
Conclusions :
I. All doctors are soldiers
II. Some soldiers are managers.
III. All soldiers are doctors
IV. Some doctors are managers.

Correct Answer: (c) Only conclusion II follow.
Solution:From the above venn diagram it can be seen that some soldiers are managers.

48. Read the given statements carefully. Assuming that the information is true, even if it appears to be at variance with commonly known facts, select the conclusion from the given options that logically DOES NOT follow from the statements. [RRB NTPC 12/01/2021 (Morning)]

Statements :
All children are cats.
All pots are children.

Correct Answer: (d) No pot is a cat.
Solution: As we observe the above diagram we find that all pots are cat so option ‘d’ doesn’t follow.

49. Which of the conclusions follows from the given statements? [RRB NTPC 12/01/2021 (Evening)]

Statements :
(i) All ships are boats.
(ii) All anchors are ships
Conclusions :
I. All anchors are boats
II. Some ships are anchors.
III. No anchor is boat
IV. Some boats are anchors.

Correct Answer: (d) Only conclusions I, II and IV follow
Solution: From the above diagram it is clear that conclusion I, II and IV follow.

50. Which of the conclusions follows from the given statements? [RRB NTPC 13/01/2021 (Morning)]

Statements:
1. Some bakeries are showrooms.
2. All showrooms are shops.
Conclusion:
I. Some shops are bakeries as well as showrooms.
II. All bakeries are shops

Correct Answer: (c) Only conclusion I follow.
Solution:From the above diagram it is clear that only conclusion 1 follows.