3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative

Assertion (A) : Cut fruits and vegetables should not be kept in open for long.

Reason (R) : Their vitamin content is ruined.

A) Both A and R are true and R is the correct explanation of A.	B) Both A and R are true but R is NOT the correct explanation of A.
C) A is true but R is false.	D) A is false but R is true.

Answer & Explanation Answer: A) Both A and R are true and R is the correct explanation of A.

Explanation:

When cut fruits and vegetables are kept in open, the vitamins in them get oxidised and remain of no use.

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Filed Under: Assertion and Reason

4 14830

Q:

______ : trail :: grain : grail

A) path	B) holy
C) train	D) wheat

Answer & Explanation Answer: C) train

Explanation:

Train becomes trail when the "n" is replaced by an "l", and grain becomes grail when the "n" is replaced by an "l".

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Filed Under: Analogy
Exam Prep: AIEEE , Bank Exams , CAT , GRE , TOEFL
Job Role: Bank Clerk , Bank PO

19 14784

Q:

If 'x' means '-', '÷' means '+', '-' means '÷' and '+' means 'x', then 24 - 4 ÷ 6 x 3 + 4 = ?

A) 0	B) 1
C) 2	D) 3

Answer & Explanation Answer: A) 0

Explanation:

From the given information in the question
24 ÷ 4 + 6 - 3 x 4
6 + 6 - 12 = 0

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Filed Under: Arithmetical Reasoning
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Analyst , Bank Clerk , Bank PO

17 14771

Q:

If the 30th january 2003 was thursday, what was the day day on 2nd march, 2003?

A) sunday	B) thursday
C) tuesday	D) saturday

Answer & Explanation Answer: A) sunday

Explanation:

30th january, 2003 was thursday.

So, 6th, 13th, 20th, 27th february were all thursdays.

thus 2nd march, 2003 was 3 days after thursday, i.e. , sunday

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Filed Under: Number, Ranking and Time Sequence Test

95 14765

Q:

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative

Assertion(A) : When common salt is kept open, it absorbs moisture from the air.

Reason (R) : Common salt contains magnesium chloride.

A) Both A and R are true and R is the correct explanation of A.	B) Both A and R are true but R is NOT the correct explanation of A.
C) A is true but R is false.	D) A is false but R is true.

Answer & Explanation Answer: A) Both A and R are true and R is the correct explanation of A.

Explanation:

Magnesium chloride present in common salt is a deliquescent substance i.e. it absorbs moisture from the air when kept in open.

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Filed Under: Assertion and Reason

7 14741

Q:

The following questions are based on the information given below

In a school of 4000 students 3000 know English, 2000 know French and 5000 know Hindi, 1500 know French and English, 300 know French and Hindi, 200 know English and Hindi and 50 know all the three languages.

How many know only two languages?

A) 450	B) 500
C) 1850	D) 1580

Answer & Explanation Answer: C) 1850

Explanation:

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Filed Under: Logical Venn Diagram
Exam Prep: Bank Exams

1 14737

Q:

Study the following information carefully and answer the questions given below it.

There are 6 persons in a family. Chitra is the sister of Rakesh. Badhri is the brother of Eniya's husband. Dilip is the father of Arun and grandfather of Rakesh. There are two fathers, three bothers and a mother in the group.

How many male members are there in the family?

A) 3	B) 1
C) 4	D) 2

Answer & Explanation Answer: C) 4

Explanation:

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Filed Under: Blood Relations
Exam Prep: Bank Exams

3 14661

Q:

Identify the diagram that best represents the relationship among the given classes.

Earth, Saturn, Planet, Star

A) 1	B) 2
C) 3	D) 4

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