Verbal Reasoning - Logical Deduction Questions

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statement to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement:
(I) Some children are adults.
(II) Some adults are old.

Conclusion:
(I) Some children are not old.
(II) Some adults are not old.

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement 1 : Some wild are carnivores.
Statement 2 : All wild are lions.

Conclusion I : All carnivores are lions.
Conclusion II : Some lions are carnivores.

In the question a statement is given, followed by two arguments, I and II. You have to consider the statement to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given arguments, if any, is a strong argument.

Statement : Should one year of army training be compulsory for all Indian citizens?

Argument I : No, the costs of training will be prohibitive and one year of labour will be lost.
Argument II : Yes, army training helps make better citizens.

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement I: No umbrellas are raincoats

Statement II: Some jackets are umbrellas

Conclusion I: All raincoats are jackets

Conclusion II: All jackets are raincoats

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statements:
(I) All flowers are stems.
(II) All stems are roots.

Conclusion:
(I) All roots are flowers.
(II) All stems are flowers.

In the question a statement is given, followed by two arguments, I and II. You have to consider the statement to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given arguments, if any, is a strong argument.

Statement : Should street lights be switched off after midnight?

Argument I : No, statistics show that crime and accidents increase if street lights are switched off.
Argument II : Yes, few vehicles ply after midnight, expensive electricity will be wasted.

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:
I. Some banks are private.
II. All private are industry.

Conclusions:
I. Some banks are industry.
II. All banks are industry.

The following equation is incorrect which two signs should be interchanged to correct the equation

12 - 12 ÷ 25 x 10 + 10 = 25