Reasoning Aptitude
LOGIC MCQs
Total Questions : 73
| Page 3 of 8 pages
Question 21.
The following questions two statements are given and these statements are followed by two conclusions
numbered I and II. You have to take tfie given two statements to be true even if they seem to be at variance
from commonly known facts. Read the conclusions and then decide which ofthe given conclusions logically
follows from the two given statements, disregarding commonly known facts.
Statements : Most clocks are fans.Some fans are walls.
Conclusions : I. Some walls are fans.
II. Some clocks are walls.
Answer: Option D. -> if neither I nor II follows and
Since both the premises are particular, no conclusion follows.
Question 22.
The following questions two statements are given and these statements are followed by two conclusions
numbered I and II. You have to take tfie given two statements to be true even if they seem to be at variance
from commonly known facts. Read the conclusions and then decide which ofthe given conclusions logically
follows from the two given statements, disregarding commonly known facts.
Statements : All birds are dogs.Some dogs are cats.
Conclusions : I. Some cats are not dogs.
II. All dogs are not birds.
Answer: Option C. -> if either I or II follows;
Since the middle term is not distributed even once in the premises, no conclusion
follows.
Question 23.
The following questions two statements are given and these statements are followed by two conclusions
numbered I and II. You have to take tfie given two statements to be true even if they seem to be at variance
from commonly known facts. Read the conclusions and then decide which ofthe given conclusions logically
follows from the two given statements, disregarding commonly known facts.
Statements : No women can vote.Some women are politicians.
Conclusions : I. Male politicians can vote.
II. Some politicians can vote.
Answer: Option D. -> if neither I nor II follows and
Since one premise is negative, the conclusion must be negative. So. neither conclusion
follows.
Question 24.
The following questions two statements are given and these statements are followed by two conclusions
numbered I and II. You have to take tfie given two statements to be true even if they seem to be at variance
from commonly known facts. Read the conclusions and then decide which ofthe given conclusions logically
follows from the two given statements, disregarding commonly known facts..
Statements : Some books are toys.No toy is red.
Conclusions : I. Some books are red.
II. Some books are not red.
Answer: Option B. -> if only conclusion II follows;
Since one premise is negative, the conclusion must be negative. So. I cannot follow.
Thus, only II follows
Question 25.
The following questions two statements are given and these statements are followed by two conclusions
numbered I and II. You have to take tfie given two statements to be true even if they seem to be at variance
from commonly known facts. Read the conclusions and then decide which ofthe given conclusions logically
follows from the two given statements, disregarding commonly known facts.
Statements : Many books are rocks.All rocks are clips.
Conclusions : I. Some books are clips.
II. No rock is a book.
Answer: Option A. -> if only conclusion I follows;
Since the first premise is particular, the conclusion must be particular. So. only
conclusion I follows.
Question 26.
The following questions two statements are given and these statements are followed by two conclusions
numbered I and II. You have to take tfie given two statements to be true even if they seem to be at variance
from commonly known facts. Read the conclusions and then decide which ofthe given conclusions logically
follows from the two given statements, disregarding commonly known facts.
Statements : Some shirts are biscuits.No biscuit is book.
Conclusions : I. Some shirts are books.
II. Some books are biscuits.
Answer: Option D. -> if neither I nor II follows and
Since one premise is negative, so conclusion must be negative. So. neither I nor II follows.
Question 27.
The following questions two statements are given and these statements are followed by two conclusions
numbered I and II. You have to take tfie given two statements to be true even if they seem to be at variance
from commonly known facts. Read the conclusions and then decide which ofthe given conclusions logically
follows from the two given statements, disregarding commonly known facts.
Statements : All young scientists are open-minded.
No open-minded men are superstitious.
Conclusions : I. No scientist is superstitious.
II. No young people are superstitious.
Answer: Option D. -> if neither I nor II follows and
The subject in both the conclusions is vague. The true conclusion is 'No young scientist
is superstitious'. So, neither conclusion follows.
Question 28.
The following questions two statements are given and these statements are followed by two conclusions
numbered I and II. You have to take tfie given two statements to be true even if they seem to be at variance
from commonly known facts. Read the conclusions and then decide which ofthe given conclusions logically
follows from the two given statements, disregarding commonly known facts.
Statements : All plants are trees.No tree is green.
Conclusions : I. Some plants are green.
II. Those plants which are not trees are green.
Answer: Option D. -> if neither I nor II follows and
Since one premise is negative, the conclusion must be negative. So. neither conclusion
follows.
Question 29.
The following questions two statements are given and these statements are followed by two conclusions
numbered I and II. You have to take tfie given two statements to be true even if they seem to be at variance
from commonly known facts. Read the conclusions and then decide which ofthe given conclusions logically
follows from the two given statements, disregarding commonly known facts.
Statements : All locks are keys.No key is a spoon.
Conclusions : I. No lock is a spoon.
II. No spoon is a lock.
Answer: Option A. -> if only conclusion I follows;
Since one premise is negative, the conclusion must be negative. So, I follows. But
the reverse is not necessarily true. So, II does not follow.
Question 30.
The following questions two statements are given and these statements are followed by two conclusions
numbered I and II. You have to take tfie given two statements to be true even if they seem to be at variance
from commonly known facts. Read the conclusions and then decide which ofthe given conclusions logically
follows from the two given statements, disregarding commonly known facts.
Statements : No magazine is cap.All caps are cameras.
Conclusions : I. No camera is magazine.
II. Some caps are magazines.
Answer: Option D. -> if neither I nor II follows and
Since one premise is negative, the conclusion must be negative. So, II cannot follow.
Also, the term 'camera* is distributed in I without being distributed in any of the
premises. So, conclusion I also does not follow.
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