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Rules for syllogisms
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For existence of conclusion
1. The two premises should have exactly 3 terms, with a middle term
2. The middle term should be distributed in at least one premise
3. Both the premises negative no conclusion
4. Both the premises particular no conclusion
For nature of conclusion
1. Middle term should not appear in the conclusion
2. Two affirmative premises affirmative conclusion
3. One premise negative negative conclusion
4. One premise particular particular conclusion
5. A term that is not distributed in the premise cannot be distributed in the
conclusion
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Practice Questions
Each question consists of five statements followed by options consisting of three
statements put together in a specific order. Choose the option which indicates a
valid argument, that is, where the third statement is a conclusion drawn from the
preceding two statements.
A. Apples are not sweets. B. Some apples are sweet.
C. All sweets are tasty. D. Some apples are not tasty.
E. No apple is tasty.
1. CEA
2. BDC
3. CBD
4. EAC
Answer: option 1
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Practice Questions
Each question consists of five statements followed by options consisting of three
statements put together in a specific order. Choose the option which indicates a
valid argument, that is, where the third statement is a conclusion drawn from the
preceding two statements.
A. Some towns in India are polluted.
B. All polluted towns should be destroyed.
C. Town Meghana should be destroyed.
D. Town Meghana is polluted.
E. Some towns in India should be destroyed.
1. BDE
2. BAE
3. ADE
4. CDB
Answer: option 2
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Practice Questions
Each question consists of five statements followed by options consisting of three
statements put together in a specific order. Choose the option which indicates a
valid argument, that is, where the third statement is a conclusion drawn from the
preceding two statements.
A. All software companies employ knowledge workers.
B. Tara Tech employs knowledge workers.
C. Tara Tech is a software company.
D. Some software companies employ knowledge workers.
E. Tara Tech employs only knowledge workers.
1. ABC
2. ACB
3. CDB
4. ACE
Answer: option 2
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Practice Questions
Each question consists of five statements followed by options consisting of three
statements put together in a specific order. Choose the option which indicates a
valid argument, that is, where the third statement is a conclusion drawn from the
preceding two statements.
A. Traffic congestion increases carbon monoxide in the environment.
B. Increase in carbon monoxide is hazardous to health.
C. Traffic congestion is hazardous to health.
D. Some traffic congestion does not cause increased carbon monoxide.
E. Some traffic congestion is not hazardous to health.
1. CBA
2. BDE
3. CDE
4. BAC
Answer: option 4
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Practice Questions
Each question contains four arguments of three sentences each. Choose the set in
which the third statement is a logical conclusion of the first two.
A. Some Xs are Ps. Some Ps are Ys. Some Xs are Ys.
B. All Sonas are bright. Some bright are crazy. Some Sonas are crazy.
C. No faith is strong. Only strong have biceps. No faith has biceps.
D. All men are weak. Some weak are strong. Some strong are weak.
1. A and D
2. C only
3. D only
4. None of these
Answer: option 2
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Practice Questions
Each question contains four arguments of three sentences each. Choose the set in
which the third statement is a logical conclusion of the first two.
A. Some icicles are cycles. All cycles are men. Some icicles are men.
B. All girls are teeth. No teeth is yellow. No girls are yellow.
C. No hand is foot. Some foot are heads. Some hands are heads.
D. Every man has a wife. All wives are devoted. No devoted has a
husband.
1) A, B and C
2) A and B
3) C and B
4) A, B and C and D
Answer: option 2
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Practice Questions
Given below are six statements followed by sets of three. You are to mark the
option in which the statements are most logically related.
1. Some pins are made of tin
2. All tin is made of copper
3. All copper is used for pins
4. Some pins are used for tin
5. Some tin is copper
6. Some copper is used for tin
A. 123
B. 356
C. 341
D. 125
Answer: option A
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Practice Questions
Given below are six statements followed by sets of three. You are to mark
the option in which the statements are most logically related.
1. An ostrich lays eggs
2. All birds lay eggs
3. Some birds can fly
4. An ostrich cannot fly
5. An ostrich is a bird
6. An ostrich cannot swim
A. 251
B. 135
C. 453
D. 532
Answer: option A
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Practice Questions
Given below are six statements followed by sets of three. You are to mark
the option in which the statements are most logically related.
1. Some paper is wood
2. All wood is good
3. All that is good is wood
4. All wood is paper
5. All paper is good
6. Some paper is good
A. 254
B. 235
C. 246
D. More than one of the above
Answer: option D
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Practice Questions
Given below are six statements followed by sets of three. You are to mark
the option in which the statements are most logically related.
1) All bricks are tricks
2) Some tricks are shrieks
3) Some that are shrieks are bricks
4) Some tricks are not bricks
5) All tricks are shrieks
6) No tricks are shrieks
A. 513
B. 234
C. 123
D. More than one of the above Answer: option D
