Reverse Syllogism Quiz With Solutions: Part 4


Directions (Q.1-5):

In each group of questions below are two conclusions followed by five statements. You have to choose the correct set of statements that logically satisfies given conclusions.

Q.1 

Conclusions:
I. Some D are B.
II. Some A are not E.
Statements: 
I. Some A are B. Some B are D. No D is E. 
II. Some A are B. All B are D. No D is E.
III. All A are B. All B are D. Some D are E.
IV. All A are B. Some B are D. No D is E.
V. Some A are B. Some B are D. No B is E.

A. Both statements I and III.
B. Only statement III.
C. Only statement I.
D. Both statements II and V.
E. Only statement V.

Q.2 

Conclusions: 
I. All note being metal is a possibility.
II. No note is plastic.

Statements: 
I. Some note are coin. No coin is plastic. All plastic are metal. 
II. Some note are coin. No coin is plastic. Some plastic are metal.
III. All note are coin. No coin is plastic. All plastic are metal
IV. No note is plastic. Some plastic are coin. All metal are plastic.
V. All note are coin. No coin is plastic. All metal are plastic.

A. Both statements III and IV.
B. Only statement II.
C. Both statements I and V.
D. Only statement IV.
E. Only statement III.

Q.3 

Conclusions: I. Some speaker are not mobile.
II. Some laptop are speaker.

Statements: 
I. Some mobile are laptop. No laptop is speaker. Some speaker are charger. 
II. No mobile is laptop. All laptop are charger. Some charger are speaker.
III. All mobile are laptop. No laptop is speaker. Some speaker is charger.
IV. No mobile is laptop. Some laptop are charger. All charger are speaker.
V. Some laptop are mobile. No laptop is charger. Some charger are speaker.

A. Only statement III.
B. Only statement I.
C. Both statements II and V.
D. Only statement IV.
E. Both statements I and IV.

Q.4 

Conclusions: I. Some cow are dog.
II. All ox being cat is a possibility.

Statements: 
I. Some dog are cat. Some cat are cow. Some cow are ox. 
II. Some dog are cat. Some cat are cow. All cow are ox.
III. All dog are cat. All cat are cow. Some cow are ox.
IV. All dog are cat. Some cat are cow. Some cow are ox.
V. Some dog are cat. All cat are cow. Some cow are ox.

A. Only statement I.
B. Only statement III.
C. Both statements III and V.
D. Only statement IV.
E. Both statements II and IV.

Q.5 

Conclusions: I. No pen is eraser.
II. All eraser being paper is a possibility.

Statements: 
I. No paper is pen. Some pen are pencil. No pencil is eraser. 
II. All paper are pen. Some pen are pencil. No pencil is eraser.
III. No paper is pen. All pen are pencil. No pencil is eraser.
IV. Some paper are pen. No pen is pencil. Some pencil are eraser.
V. All paper are pen. No pen is pencil. Some pencil are eraser.

A. Both statements III and IV.
B. Only statement III.
C. Only statement V.
D. Both statements I and V.
E. Only statement II.

Solution: 

1. D


2. E


3. D


4. C


5. B




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