Verbal Reasoning - Logical Deduction Questions

Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement.

STATEMENT:

All plants are trees.
No tree is green.

Conclusion I: Some plants are green.
Conclusion II: Those plants which are not trees are green.

In each of the following questions, two statements numbered I and II are given. These may to cause and effect relationship between the two statements. These two statements may be the effect of the same cause or independent causes. These statements may be independent causes without having any relationship. Read both the statements in each question and mark your answer as:

Statements:
I. The university has instructed al the colleges under its jurisdiction to ban use of mobile phones inside the college premises.
II. Majority of the teachers of the colleges signed a joint petition to the university complaining the disturbances.

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: Some perfumes are incenses

Statement II: All perfumes are oils

Conclusion I: Some incenses are oils

Conclusion II: No oils are incenses

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.

Statements:
(I) All birds are trees.
(II) Some trees are hens.

Conclusion:
(I) Some birds are hens.
(II) Some hens are trees.

The likes and professions of five friends Rosy, Mary, Lily, Andy and Daisy are given. Consider the following information and answer questions based on it.

1. Rosy likes yellow and is a student.
2. The Librarian likes Green.
3. Mary and Andy like Purple and Blue respectively and neither of them is a Teacher.
4. Lily likes Brown and the Inspector likes Blue.
5. One of the five is a Principal.

Who is the Principal?

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.

Consider the given question and decide which of the following statements is sufficient to answer the question.

What is the average daily wage of X, Y and Z?

Statements:

1. Y's salary is half of (X+Z)
2. X and Y together earn Rs. 40 more than Z and Z earns Rs. 500.

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.

Statement:
(I) No women can vote.
(II) Some women are politicians.

Conclusions:
(I) Male politicians can vote.
(II) Some politicians can vote.