List of top Logical Reasoning Questions on Syllogisms

Arrange the following words in lexicographical (dictionary) order from highest to lowest :
1. Sunflower
2. Rainbow
3. Mountain
4. Ocean

Identify the pattern in the number series and complete the sequence :
3, 8, 15, 24, __, __

Identify the pattern in the number series and complete the sequence :
2, 5, 10, 17, __, __

Statement: Over the past decade, the average temperature in City X has increased by 2 degrees Celsius.
Which of the following can be reasonably inferred from the statement ?

Statement: The company's new marketing strategy led to a 20% increase in sales within the first quarter.
Which of the following assumptions is necessary for this conclusion ?

Argument : The government should invest in renewable energy sources because they are environmentally friendly and can lead to long-term sustainability.
Which of the following, if true, would most strengthen the argument ?

Situation : There is an increasing trend of teenage substance abuse in a community.
Course of Action :

Given the statements :
1. All cats are animals.
2. Some animals are playful.
Conclusions :
I. Some playful creatures are cats.
II. All cats are playful.
Select the correct conclusions :

Given the statements :
1. All smartphones are devices.
2. Some devices are expensive.
Conclusions :
I. Some expensive things are smartphones.
II. All smartphones are expensive.
Select the correct conclusions :

Arrange the following words in lexicographical (dictionary) order from highest to lowest :
1. Elephant
2. Banana
3. Apple
4. Cherry

Directions: In the question two statements are given which are followed by four conclusions (1), (2), (3) and (4). Choose the conclusions which logically follow from the given statements.
Statements: All pens are instruments. Some green things are instruments.
Conclusions: 
(1) All pens are green.
(2) All green things are pens.
(3) Some instruments are green.
(4) All instruments are pens.

Statements: I. All Actors are Musicians.
II. No Musician is a Singer.
III. Some Singers are Dancers.
IV. Some Dancers are Musicians.

Statements: 1. Some actors are singers.
2. All the singers are dancers.

You have to consider the statement and the following assumptions and decide which of the assumptions is implicit in the statement.
Statement: "You are hereby appointed as a programmer with a probation period of one year and your performance will be reviewed at the end of the period for confirmation." - A line in an appointment letter.
Assumptions :
I. The performance of an individual generally is not known at the time of appointment offer.
II. Generally an individual tries to prove his worth in the probation period.

You have to assume everything in the statement to be true, then consider the two conclusions together and decide which of them logically follows beyond a reasonable doubt from the information given in the statement.
Statements: In a one day cricket match, the total runs made by a team were 200. Out of these 160 runs were made by spinners.
Conclusions:
I. 80% of the team consists of spinners.
II. The opening batsmen were spinners.

You have to decide which of the arguments is a 'strong' argument and which is a 'weak' argument.
Statement : Should India encourage exports, when most things are insufficient for internal use itself?
Arguments :
I. Yes. We have to earn foreign exchange to pay for our imports.
II. No. Even selective encouragement would lead to shortages.

In the following questions,two statements numbered I and II are given. There may be 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.
Statements : I. The prices of petrol and diesel in the domestic market have remained unchanged for the past few months.
II. The crude oil prices in the international market have gone up substantially in the last few months

In the following questions,two statements numbered I and II are given. There may be 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.
Statements :
I. The government has recently fixed the fees for professional courses offered by the unaided institutions which are much lower than the fees charged last year.
II. The parents of the aspiring students launched a severe agitation last year protesting against the high fees charged by the unaided institutions.

In the following questions two statements are given and these statements are followed by two conclusions numbered (1) and (2). You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.
Statements : Some actors are singers. All the singers are dancers.
Conclusions: I. Some actors are dancers.
II. No singer is an actor.

In the following questions two statements are given and these statements are followed by two conclusions numbered (1) and (2). You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.
Statement :
I. All Actors are Musicians. 
II. No Musician is a Singer. 
III. Some Singers are Dancers. 
IV. Some dancers are Musicians.
Conclusions :
I : Some Actors are Singers
II : Some Dancers are Actors
III : No Actor is a Singer 

In the question below is given a statement followed by two courses of action numbered I and II. You have to assume everything in the statement to be true and on the basis of the information given in the statement, decide which of the suggested courses of action logically follow(s) for pursuing.
Statement : A large number of people in ward X of the city are diagnosed to be suffering from a fatal malaria type.
Courses of Action :
I. The city municipal authority should take immediate steps to carry out extensive fumigation in ward X.
II. The people in the area should be advised to take steps to avoid mosquito bites.

In the question below is given a statement followed by two courses of action numbered I and II. You have to assume everything in the statement to be true and on the basis of the information given in the statement, decide which of the suggested courses of action logically follow(s) for pursuing.
Statement: Severe drought is reported to have set in several parts of the country.
Courses of Action:
Government should immediately make arrangement for providing financial assistance to those affected. Food, water and fodder should immediately be sent to all these areas to save the people and cattle.

Statements:
Some science is not maths
All maths is physics
Only a few physics is chemistry
Some chemistry is statistics Conclusions:
I) Some maths is chemistry
II) All statistics is science is a possibility

Statements:
No gold is bronze
Only a few bronzes are silver
All silvers are copper
Some coppers are diamond Conclusions:
I) All golds are diamond
II) Some diamonds are not gold

Given below are 2 statements followed by 2 conclusions. Choose the conclusion/conclusions that follow(s) the given statements by selecting the right option.
Statements:
I. Some bottles are bags.
II. All bags are pencils.
Conclusions:
I. No bottle is a pencil.
II. Some bottles are pencils