List of top Logical Reasoning Questions

'A's father is 'B's son. C is the paternal Uncle of A and D is the brother of B. How is D related to C?

Statement: A physics teacher in the class announced to keep a copy of concepts of physics written by her.
Assumptions:
I. The book is well-written
II. Every student can afford to buy the book

How many such pairs of letters are there in the word "YOUTUBE", which have as many letters between them in the word as in the English alphabet?

What will be the next term of the given number series:
1,2,5,8,15,28,51 ?

This question consists of a question and two statements.
How is A related to B?
I. B is the wife of C. B and D are the only children of E. G is the only daughter of C. A is the grandaughter of E. 
II. G is married to H. B is mother-in-law of H. B is the only daughter of E and L. A is the grandchild of E.

Find out which of these conclusions definitely follows from the given statement
Statement: Mr. Satbir is one of the probable candidates short-listed for the post of director of P.C.M Institute 
Conclusion: I Mr. Satbir will be selected as director of P.C.M Institute .
                    II Mr. Satbir will not be selected as director of P.C.M Institute .

A man is facing towards east and turns through 45° clockwise, again 180° clockwise and then turns through 270° anticlockwise. In which direction is he facing now?

Find out which of the answer figure(1).(2), (3) ands (4) complete the figure matrix

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.

Look at this series: $2,\; 1,\; \tfrac{1}{2},\; \tfrac{1}{4},\; \ldots$ What number should come next?

In each series, look for the degree and direction of change between the numbers. In other words, do the numbers increase or decrease, and by how much
Look at this series: 2, 1, (\(\frac{1}{2}\)), (\(\frac{1}{4}\)), ... What number should come next ?

Look at this series: $7,\; 10,\; 8,\; 11,\; 9,\; 12,\; \ldots$ What number should come next?

In each series, look for the degree and direction of change between the numbers. In other words, do the numbers increase or decrease, and by how much
Look at this series: 7, 10, 8, 11, 9, 12, ... What number should come next ?

Two statements are given. Identify the cause–effect} relationship, if any. 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 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

Two statements are given. Identify the cause–effect} relationship, if any.
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.

Pointing to a photograph of a boy Mr. Ram said, “He is the son of the only son of my mother.” How is Mr. Ram related to that boy?

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.

Pointing to a photograph of a boy Mr.Ram said, “He is the son of the only son of my mother.” How is Mr Ram related to that boy?

Ravi is the son of Aman’s father’s sister. Sahil is the son of Divya who is the mother of Gaurav and grandmother of Aman. Ashok is the father of Tanya and grandfather of Ravi. Divya is the wife of Ashok. How is Ravi related to Divya?

Ravi is the son of Aman’s father’s sister. Sahil is the son of Divya who is the mother of Gaurav and grandmother of Aman. Ashok is the father of Tanya and grandfather of Ravi. Divya is the wife of Ashok. How is Ravi related to Divya ?