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प्रश्न
Choose the most appropriate option for the following question.
No parrots are black.
All crows are black.
From the above premises which one of the following conclusions is true?
विकल्प
No conclusion can be drawn.
No crows are parrots.
Some parrots are not crows
Some crows are not parrots.
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उत्तर
No crows are parrots.
Explanation:
The Venn diagram is as follows:
So, No crows are parrots is true.
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संबंधित प्रश्न
Considering given statements as true, select a logical conclusion based on the given statements.
Statements:
- All boots are sandals.
- No sandal is shoe.
- All shoes are rings.
Conclusions:
- Some boots are rings.
- All sandals are boots.
- Some rings are sandals.
- All rings are shoes
Statement: Prime age school-going children in urban India have now become avid as well as more regular viewers of television, even in households without a TV. As a result there has been an alarming decline in the extent of readership of newspapers.
Conclusions:
I. Method of increasing the readership of newspapers should be devised.
II. A team of experts should be sent to other countries to study the impact of TV. on the readership of newspapers.
In this question, two statements followed by four conclusions I, II, III and IV. You have to accept the given statements to be true, even if they appear to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the two statements:
Statement I: Some democracies are a dictatorship.
Statement II: No dictatorship is a monarchy.
Conclusions:
I. No democracy is a monarchy.
II. No dictatorship is a democracy.
III. Some democracies are a monarchy.
IV. Some dictatorships are democracies.
In the question given below two statements numbered I and II. You have to take the two given statements as true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follow from the given statements, disregarding commonly known facts.
I: All boys are tall.
II: All Punjabi are tall.
The question contains six statements followed by four sets of combinations of three. Choose the set in which the combinations are logically related.
(1) All bins are buckets.
(2) No bucket is a basket.
(3) No bin is a basket.
(4) Some baskets are buckets
(5) Some bins are baskets.
(6) No basket is a bin.
In the questions below are given two statements followed by two Conclusions I and II. You have to take the two given statements to be true even if they #seem to be at variance from commonly known facts and decide which of the given conclusion(s) logically follow(s) from the two given statements, disregarding commonly known facts.
Statements
- Some books are pens.
- Some pens are pencils.
- Some pencils are buttons.
Conclusions
- Some buttons are pens.
- Some pencils are books.
In the question below are given two statements followed by two Conclusions I and II. You have to take the two given statements to be true even if they seem to be at variance from commonly known facts and decide which of the given conclusion(s) logically follow(s) from the two given statements, disregarding commonly known facts.
Statements:
- All stars are planets.
- All planets are galaxies.
conclusions
- All galaxies are planets.
- All stars are galaxies.
The question below is given three statements followed by three conclusions I, II, and III. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.
Statements:
- Some buses are trucks.
- Some trucks are boats.
- No boat is jeep.
conclusions
- Some jeeps are buses.
- Some boats are buses.
- Some jeeps are trucks.
Two statements are followed by alternatives. Mark the correct alternative that follows:
All Asians are wise.
All Chinese are Asian.
Therefore:
In the following question below are given some statements followed by some Conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the Conclusions and then decide which of the given Conclusion logically follows the given statements.
Statements:
- No statue is an icon
- Some busts are statues
Conclusions:
- No icon is bust
- All busts are icons
