Logical Reasoning Practice Question and Answer
8 Q:Two statements are given followed by three conclusion numbered I, II and III. Assuming the statements to be true, even they seem to be at variance with commonly known facts decided which of the conclusions logically follow from statement.
Statements:
Some cats are dogs.
All dogs are Deer.
Conclusions:
(i) Some Deer are Cats.
(ii) All Deer are Cats.
(iii)No Deer is dog.
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5ece09427bb74b48ff963196Some cats are dogs.
All dogs are Deer.
Conclusions:
(i) Some Deer are Cats.
(ii) All Deer are Cats.
(iii)No Deer is dog.
- 1only conclusion I follow.true
- 2only conclusion III follow.false
- 3only conclusion I and III follow.false
- 4only conclusion I and II follow.false
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Answer : 1. "only conclusion I follow."
Q:Direction: In each question given below two/three statements are followed by two conclusions numbered I and II. You have to take the all given statements to be true even if they seem to be at variance from the commonly known facts. Read the conclusions and decide which logically follows from the two given statements disregarding commonly known facts:
A. If only conclusion I follows.
B. If only conclusion II follows.
C. If either conclusion I or II follows.
D. If neither conclusion I nor II follows.
E. If both conclusions I and II follow.
Statements:
All ships are airplanes.
All buses are ships.
All cars are buses.
Conclusions:
(I) All buses which are ships will necessarily be airplanes.
(II) Very few cars are ships.
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603defb2ec464f505f27b86fA. If only conclusion I follows.
B. If only conclusion II follows.
C. If either conclusion I or II follows.
D. If neither conclusion I nor II follows.
E. If both conclusions I and II follow.
All ships are airplanes.
All buses are ships.
All cars are buses.
Conclusions:
(I) All buses which are ships will necessarily be airplanes.
(II) Very few cars are ships.
- 1Afalse
- 2Bfalse
- 3Cfalse
- 4Dfalse
- 5Etrue
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Answer : 5. "E"
Q: Consider the given statements and decide which of the following concepts are implicit in the following statement.
Statement:
The headmistress has called a meeting of all parents and teaching staff to discuss the fee structure.
Accreditation:
I. There are plans to rebuild the fee structure.
II. The meeting was called to reach a general consensus.
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5f896132e6aa3e1d0bd3ad13Statement:
The headmistress has called a meeting of all parents and teaching staff to discuss the fee structure.
Accreditation:
I. There are plans to rebuild the fee structure.
II. The meeting was called to reach a general consensus.
- 1Only II is implicit.false
- 2Only I is implicit.false
- 3Both I and II are implicit.true
- 4Neither I nor II are implicit.false
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Answer : 3. "Both I and II are implicit."
Q: In the following question three statements and four conclusions are given. You have to consider the statements to be true even if there are differences in commonly known facts and choose the correct conclusion.
Statement:
1. In our school, all first year students are fans of cricket.
2. He also has some tennis fans.
3. Some tennis lovers are football fans.
Conclusion:
I. Except for the first year students, all the rest are not interested in sports.
II. Some first year students play cricket.
III. All the first year students are football enthusiasts.
IV. Some first year students are not football enthusiasts.
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5f4649969d816875be4280a8Statement:
1. In our school, all first year students are fans of cricket.
2. He also has some tennis fans.
3. Some tennis lovers are football fans.
Conclusion:
I. Except for the first year students, all the rest are not interested in sports.
II. Some first year students play cricket.
III. All the first year students are football enthusiasts.
IV. Some first year students are not football enthusiasts.
- 1Only conclusion (I) follows.true
- 2Only conclusion (II) follows.false
- 3Only conclusion (III) follows.false
- 4Only conclusion (IV) follows.false
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Answer : 1. "Only conclusion (I) follows."
Q: Directions: In each question below are two/three statements followed by two conclusions numbered I and II. You have to take the given statements to be true even if they seem to be at variance from commonly known facts and then decide which of the given conclusions logically follow (s) from the statements disregarding commonly known facts.
Statements:
Some pencils are erasers.
All pencils are sharpeners.
All erasers are not sharpeners.
Conclusions:
I. All erasers can be pencils.
II. Some sharpeners are erasers.
Give answer
(A) if only conclusion I follows.
(B) if only conclusion II follows.
(C) if either conclusion I or conclusion II follows.
(D) if neither conclusion I nor conclusion II follows.
(E) if both conclusion I and conclusion II follows.
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5d89b4953ea8980fb477c05fStatements:
Some pencils are erasers.
All pencils are sharpeners.
All erasers are not sharpeners.
Conclusions:
I. All erasers can be pencils.
II. Some sharpeners are erasers.
Give answer
(A) if only conclusion I follows.
(B) if only conclusion II follows.
(C) if either conclusion I or conclusion II follows.
(D) if neither conclusion I nor conclusion II follows.
(E) if both conclusion I and conclusion II follows.
- 1Afalse
- 2Btrue
- 3Cfalse
- 4Dfalse
- 5Efalse
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Answer : 2. "B"
Q:Directions : In each of the questions below are given four statements followed by three conclusions numbered I, II, and III. You have to take 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 conclusions logically follows from the given statements disregarding commonly known facts.
Statements:
No grass is flower.
All flower are trees.
Conclusions:
I. Some trees are flowers.
II. Some trees are grasses.
III. No tree is a grass.
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5efc2b73eb90be58c58f4d39- 1Only Conclusion I followsfalse
- 2Either Conclusion II or III followsfalse
- 3Either conclusions II or III, and I followtrue
- 4Only Conclusion III followsfalse
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Answer : 3. "Either conclusions II or III, and I follow"
Q: Direction: Two Statements are given following by four conclusions, I, II, III and IV. You have to consider that Statements to be true, even if they seem to beat variance from commonly known facts. You are to decide which of the given conclusions can definitely be drawn from the given Statements. Indicate your answer.
Statements:
All goats are tigers.
All tigers are lions.
Conclusion:
I. All tigers are goats.
II. All lions are tigers.
III. No goat is a lion.
IV. No lion is a goat.
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5e900916f681623fa5607cabStatements:
All goats are tigers.
All tigers are lions.
Conclusion:
I. All tigers are goats.
II. All lions are tigers.
III. No goat is a lion.
IV. No lion is a goat.
- 1Either II or III followsfalse
- 2Either II or IV followsfalse
- 3Either I or III followsfalse
- 4None of the conclusion followtrue
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Answer : 4. "None of the conclusion follow "
Q: In the following question two statements are given. Identify which of the statements is/are necessary /sufficient to answer the question.
Question:
Among the bags A, B, C and D which one is the lightest bag?
Statements:
1. B is heavier than A.
2. A is lighter than C and D.
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5f96a099d8201a50c262d064Question:
Among the bags A, B, C and D which one is the lightest bag?
Statements:
1. B is heavier than A.
2. A is lighter than C and D.
- 1Statement 2 alone is sufficientfalse
- 2Statement 1 and 2 together are necessarytrue
- 3Statement 1 alone is sufficientfalse
- 4Statement 1 and 2 are not sufficient to solvefalse
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