Logical Reasoning Practice Question and Answer

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Answer : 1. "Both conclusions I and II follow."

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Answer : 1. "D"

Q:

Read the statements and select a conclusion from the given alternatives: 

Statements: 
Some owls are ostriches.
Some ostriches are crows.
Some crows are black.
Conclusion: 
1. Some owls are black.
2. No ostrich is black.
3. No owl is black.
4. Some ostriches are black. 

1489 0

  • 1
    Either 2 or 4
    Correct
    Wrong
  • 2
    Only 1 and 2 follow.
    Correct
    Wrong
  • 3
    Either 1 or 3 and either 2 or 4
    Correct
    Wrong
  • 4
    Either 1 or 3
    Correct
    Wrong
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Answer : 3. "Either 1 or 3 and either 2 or 4 "

Q:

In the following question, one or two statements are given, followed by two conclusions. You have to consider that the statement is true even if it seems to be different from commonly known facts. You have to decide which of the given statements can definitely lead to correct conclusions.

Statements :
I. All cows are animals.
II. All deer are cows.
Conclusion:
I.All deer are animals.
II. All animals are cows

1486 0

  • 1
    Only conclusion I applies.
    Correct
    Wrong
  • 2
    Only conclusion II applies.
    Correct
    Wrong
  • 3
    Conclusions I and II both apply.
    Correct
    Wrong
  • 4
    Conclusions I and II none of them apply.
    Correct
    Wrong
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Answer : 1. "Only conclusion I applies."

Q:

Two statements are followed by two conclusions numbered I and II. You should take both the statements to be true even if there is a difference of commonly known facts. You decide which of the given conclusions is definitely taken from the given statements.

Statements:

(i) All pens are pencils.

(ii) All books are pencils.

Conclusions:

I: All pens are books.

II: Some books are pens.

1482 0

  • 1
    Only conclusion I follows.
    Correct
    Wrong
  • 2
    Only conclusion II follows.
    Correct
    Wrong
  • 3
    Both conclusions I and II follow.
    Correct
    Wrong
  • 4
    Neither conclusion I nor II follows.
    Correct
    Wrong
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Answer : 4. "Neither conclusion I nor II follows."

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