13
Q:

# Some tapes are discs. Some discs are cassettes. Some cassettes are songsConclusions:1. Some songs are discs2. Some cassettes are tapes3. Some songs are tapes4. No song is a disc

 A) Only either 1 or 4 follows B) Only either 2 or 4 follows C) Only 3 and 4 follow D) Only 3 and either 2 or 4 follows

Answer:   A) Only either 1 or 4 follows

Explanation:

Since each combiantion of premise contain 2 particular premises, no definite conclusion can be drawn. However, 1 and 4 involve the extreme terms of 2nd and 3rd premises and form a complementary pair. Thus either 1 or 4 follows.

Q:

Two statements are given, followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:

All humans are parents.

All parents are teachers.

Conclusions:

I. Some teachers are parents.

II. Some teachers are humans.

 A) Either conclusion I or II follows B) Only conclusion II follows C) Both the conclusions follow D) Only conclusion I follows

Explanation:

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Q:

Two statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:

All postcards are envelopes.

No envelope is a paper.

Conclusions:

I. Some envelopes are postcards.

II. No paper is an envelope.

III. No postcard is a paper.

 A) All the conclusions, I, II and III, follow B) Only conclusions I and II follow C) Only conclusions I and III follow. D) Only conclusions II and III follow

Answer & Explanation Answer: A) All the conclusions, I, II and III, follow

Explanation:

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Q:

Two statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:

All drums are sticks.

Some drums are boxes.

Conclusions:

I Some boxes are sticks.

II. Some sticks are drums.

III. All sticks are drums.

 A) Only conclusions I and III follow. B) All the conclusions, I, II and III follow C) Only conclusions II and III follow D) Only conclusions I and II follow

Explanation:

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Q:

Two statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:

All owls are parrots.

Some parrots are crows.

Two statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:

All owls are parrots.

Some parrots are crows.

Conclusions:

I. No owl is a crow.

II. All parrots are owls.

III. Some owls are crows.

I. No owl is a crow.

II. All parrots are owls.

III. Some owls are crows.

 A) All the conclusions, I, II and III, follow B) Only conclusions II and III follow. C) Either conclusion I or III follows D) Either conclusion I or II follows

Explanation:

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Q:

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statements:

1. All prizes are medals.

2. Some prizes are certificates.

Conclusions:

I. Some certificates are prizes.

II. Some medals are prizes.

III. Some certificates are medals.

 A) Only conclusions I and III follow. B) Only conclusions II and III follow. C) All conclusions I, II and III follow. D) Only conclusions I and II follow.

Answer & Explanation Answer: C) All conclusions I, II and III follow.

Explanation:

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Q:

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statements:

1. Some animals are elephants.

2. Some elephants are tigers.

Conclusions:

I. Some animals are tigers.

II. No tiger is an animal.

 A) Only conclusion I follows. B) Either conclusion I or II follows. C) Neither conclusion I nor II follows. D) Only conclusionII follows.

Explanation:

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Q:

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statements:
1. All dogs are lions.
2. No elephant is a lion.

Conclusions:
I. No dog is an elephant.
II. No lion is a dog.
III. Some elephants are dogs.

 A) Only conclusion I follows. B) Only conclusions II and ITI follow. C) Only conclusions I and III follow. D) Only conclusionII follows.

Explanation:

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Q:

Two statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to beat variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:

No grass is a flower.

All flowers are trees.

Conclusions:

I. Some trees are flowers.

II. Some trees are grasses.

III. No tree is a grass.

 A) Either conclusions II or III, and I follow B) Only conclusion I follows C) Only conclusion III follows D) Either conclusion II or III follows

Answer & Explanation Answer: A) Either conclusions II or III, and I follow

Explanation: