Directions to Solve
In each of the following questions two statements are given and these statements are followed by two conclusions numbered (I) and (II). You have to take the 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 of the given conclusions logically follows from the two given statements, disregarding commonly known facts. Give answer:
(A) If only (I) conclusion follows
(B) If sonly (II) conclusion follows
(C) If either (I) or (II) follows
(D) If neither (I) nor (II) follows and
(E) If both (I) and (II) follow.
61Statements : Some papers are pens. All the pencils are pens.
Conclusions : I. Some pens are pencils.
II. Some pens are papers.
A
Only (I) conclusion follows
B
Only (II) conclusion follows
C
Either (I) or (II) follows
D
Both (I) and (II) follows
Correct Ans:D
Explanation:
Since both premises are particular, no definite conclusion follows.
However, (I) is the converse of the second premise, while (II) is the converse of the first premise. So, both of them hold.
D
62Statements : All the actors are girls.
All the girls are beautiful.
Conclusions : I. All the actors are beautiful.
II. Some girls are actors.
A
Only (I) conclusion follows
B
Only (II) conclusion follows
C
Either (I) or (II) follows
D
Neither (I) nor (II) follows
Correct Ans:Z
Explanation:
Z
63Statements : Some ants are parrots. All the parrots are apples.
Conclusions : I. All the apples are parrots.
II. Some ants are apples.
A
Only (I) conclusion follows
B
Only (II) conclusion follows
C
Either (I) or (II) follows
D
Neither (I) nor (II) follows
Correct Ans:Z
Explanation:
Z
64Statements : Some papers are pens. All the pencils are pens.
Conclusions : I. Some pens are pencils.
II. Some pens are papers.
A
Only (I) conclusion follows
B
Only (II) conclusion follows
C
Either (I) or (II) follows
D
Neither (I) nor (II) follows
Correct Ans:Z
Explanation:
Z
65Statements : Some pens are books. Some books are pencils.
Conclusions : I. Some pens are pencils.
II. Some pencils are pens.
III. All pencils are pens.
IV. All books are pens.
A
Only (I) and (III)
B
Only (II) and (IV)
C
Only (I)
D
All the four
Correct Ans:Z
Explanation:
Z
66Statements : Some pens are books. Some books are pencils.
Conclusions : I. Some pens are pencils.
II. Some pencils are pens.
III. All pencils are pens.
IV. All books are pens.
A
Only (I) and (III)
B
Only (II) and (IV)
C
All the four
D
None of the four
Correct Ans:Z
Explanation:
Z
67Statements : All the goats are tigers. All the tigers are lions.
Conclusions : I. All the goats are lions.
II. All the lions are goats.
III. Some lions are goats.
IV. Some tigers are goats.
A
All the four
B
Only (I), (II) and (III)
C
Only (I), (III) and (IV)
D
Only (II), (III) and (IV)
Correct Ans:Z
Explanation:
Z
68Statements : All the papers are books. All the bags are books. Some purses are bags.
Conclusions : I. Some papers are bags.
II. Some books are papers.
III. Some books are purses.
A
Only (I)
B
Only (II) and (III)
C
Only (I) and (II)
D
Only (I) and (III)
Correct Ans:Z
Explanation:
Z
69Statements : Some rats are cats. Some cats are dogs. No dog is cow.
Conclusions : I. No cow is cat.
II. No dog is rat.
III. Some cats are rats.
A
Only (I)
B
Only (I) and (II)
C
Only (I) and (III)
D
Only (II) and (III)
Correct Ans:Z
Explanation:
Z
70Statements : All the goats are tigers. All the tigers are lions.