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Syllogism 3- Logical Consistency

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Q. There is a main statement followed by four statements 1,2,3 and 4. From the choices, choose the ordered pair in which the first statement implies the second statement and the two are logically consistent with the main statement.

Jayantika sleeps when she wakes up.Β 

1. Jayantika is sleeping.

2. Jayantika wakes up.

3. Jayantika is not sleeping.

4. Jayantika does not wake up.

A. 1 and 4.

B. 3 and 4.

C. 3 and 2.

D. 2 and 3.

E. 2 and 4.

TG.Team Topic starter 02/08/2018 3:24 pm
This post was modified 6 years ago by TG.Team

In this context, 'when' is the same as 'if'. The given main statement can be read as: If she wakes up, Jayantika sleeps. 'If A, then B' means 'If not B, then not A.' Therefore, from the main statement, it can be derived that ' If Jayantika does not sleep, she will not wake up. Therefore, the answer is B.Β 

12 questions & discussions are there under this sub-topic
1

Q1. Statements:
Only few Manager is Good.
Only few Good are Appstore.
Some appstore is Like.
Conclusions:
I. All Appstore can be Manager.
II. Some Like is Good.
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.

0

Question 2: In the question below are given 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. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements:

Only a few rides are trips.

No trip is mountain.

All mountains are trees.

Conclusions:

I: Some trees are not trips.

II: All rides being trips is not a possibility.

a. Only conclusion I follows

b. Only conclusion II follows

c. Either conclusion I or II follows

d. Both conclusions I and II follow

e. Neither conclusion I nor II follows

0

In the question below there are three statements followed by two conclusions I and II. You have to take the three 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 follows from the four statements disregarding commonly known facts.

Statements:
Only a few Sundays are Mondays. Some Mondays are Tuesdays
No Tuesdays are Fridays

Conclusions:
I. Some Sundays are not Mondays
II. Some Sundays are not Fridays.

a. Both conclusion I and conclusion II follow.

b. Only conclusion I follows

c. Neither conclusion I nor conclusion II follows

d. Only conclusion II follows

e. None of the above

0

Question: In the question below there are three statements followed by two conclusions I and II. You have to take the three 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 follows from the four statements disregarding commonly known facts.

Statements:
Some pencils are pens
Only pens are colours
Few pencils are erasers
Conclusions:
I. Few colours may be pencils
II. Few erasers are pens
a. Only conclusion II follows

0

Question:Β In the question below are given 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. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements:

Only few books are papers.

No paper is novel.

Some novels are copies.

Conclusions:

I: Some papers are copies.

II: All copies are papers.

a. Only conclusion I follows
b. Only conclusion II follows
c. Either conclusion I or II follows
d. Both conclusion I and II follows
e. Neither conclusion I nor II follows

0

Question 11: In the question below are given 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. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements:

Only few books are papers. No paper is novel. Some novels are copies.

Conclusions:
I: Some papers are copies.

II: All copies are papers.

a. Only conclusion I follows
b. Only conclusion II follows
c. Either conclusion I or II follows
d. Both conclusion I and II follows
e. Neither conclusion I nor II follows

0

Question: In the question below are given 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. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements:
Only days are months. No day is year. Some years are decades.

Conclusions:
I: No decade is day. II: Some months are decades. a. Only conclusion I follows
b. Only conclusion II follows
c. Either conclusion I or II follows
d. Both conclusions I and II follow
e. Neither conclusion I nor II follows

0

Question: In the question below are given 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. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements:
Only few bats are balls.

Few balls are stumps.

No stump is pitch.

Conclusions:Β 

I: Some balls are not pitches.

II: All bats are balls.

a. Only conclusion I follows
b. Only conclusion II follows
c. Either conclusion I or II follows
d. Both conclusions I and II follow
e. Neither conclusion I nor II follows

0

Question: In the question below there are three statements followed by two conclusions I and II. You have to take the three 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 follows from the four statements disregarding commonly known facts.

Statements:
Only few laptops are computers
No computers are keys
Few keys are mobiles

Conclusions:
I. Some mobiles are computers
II. All computers being laptops is a possibility

a. Only conclusion II follows
b. Neither conclusion I nor conclusion II follows
c. Only conclusion I follows
d. Both conclusion I and conclusion II follow
e. None of the above

0

Question: In the question below there are three statements followed by two conclusions I and II. You have to take the three 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 follows from the four statements disregarding commonly known facts.

Statements:
Few rivers are ponds.
All ponds are oceans.
No oceans are seas.

Conclusions:

I. Few ponds can be seas
II. All rivers are oceans

a. Only conclusion II follows
b. None of the above
c. Neither conclusion I nor conclusion II follows
d. Both conclusion I and conclusion II follow.
e. Only conclusion I follows

0

Question: In the question below are given 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. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements:

All rum is whisky.
No whisky is beer.
Only beer is vodka.

Conclusions:

I: No rum is beer.
II: Some vodka may be whisky.

a. Only conclusion I follows
b. Only conclusion II follows
c. Either conclusion I or II follows
d. Both conclusion I and II follows
e. Neither conclusion I nor II follows

0

Question: In the question below there are three statements followed by two conclusions I and II. You have to take the three 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 follows from the four statements disregarding commonly known facts.

Statements:
25.5% of stones are rocks.
None rock is sand.
Only sands are bricks.

Conclusions:
I. No rock is brick.
II. Some stones are sands.

a. Both conclusion I and conclusion III follow.
b. Only conclusion I follows
c. Neither conclusion I nor conclusion II follows
d. Only conclusion II follows
e. None of the above