3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

Complete the following with an appropriate option

529 : 441 :: 961 : ___

A) 814	B) 841
C) 822	D) 835

Answer & Explanation Answer: B) 841

Explanation:

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Filed Under: Analogy
Exam Prep: Bank Exams

3 43189

Q:

Which of the following Venn diagrams correctly represents the following classes.

Men, Fathers, Doctors

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

Answer & Explanation Answer: B) 2

Explanation:

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Filed Under: Logical Venn Diagram
Exam Prep: Bank Exams

0 43178

Q:

In the following question, select the missing number from the given series.

964, ?, 241, 120.5, 60.25

A) 482	B) 384
C) 396	D) 424

Answer & Explanation Answer: A) 482

Explanation:

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Filed Under: Number Series
Exam Prep: Bank Exams

32 43170

Q:

What should come in place of question mark (?) in the following number series?

36, 18, 6, 3, 1, ?

A) 0.25	B) 1.5
C) 0.5	D) 0.75

Answer & Explanation Answer: C) 0.5

Explanation:

Given number series - 36, 18, 6, 3, 1, ?

The pattern is as follows: 36/2 = 18

18/3 = 6

6/2 = 3

3/3=1

1/2 = 0.5

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Filed Under: Number Series

1 43106

Q:

Select the related number from the given alternatives.

64 : 8 :: 0.01 : ?

A) 0.1	B) 1
C) 10	D) 0.08

Answer & Explanation Answer: A) 0.1

Explanation:

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Filed Under: Analogy
Exam Prep: Bank Exams

0 43083

Q:

Arrange the given words in the sequence in which they occur in the dictionary.

1. Clump

2. Clown

3. Climax

4. Clumsy

5. Climb

A) 32541	B) 41523
C) 35214	D) 45213

Answer & Explanation Answer: C) 35214

Explanation:

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Filed Under: Logical Sequence of Words
Exam Prep: Bank Exams

0 43035

Q:

What is the value of a two–digit number?

A. The sum of the digits is 15.
B. The difference of the squares of the digits is 45.
C. The difference of their digits is 3.

A) B and C together are sufficient	B) Any one pair of A and B, B and C or C and A is sufficient
C) C and A together are sufficient	D) A and B together are sufficient

Answer & Explanation Answer: B) Any one pair of A and B, B and C or C and A is sufficient

Explanation:

From the given data,

Let the two gits of a number be x & y

A) x + y = 15

B) $x^{2} - y^{2} = 45$

(x+y) (x - y) = 45

C) x - y = 3

From any 2 of the given 3 statements, we can find that 2 digit number as

2x = 18 => x = 9

=> y = 6

Hence, 2 digit number is 96.

Any one pair of A and B, B and C or C and A is sufficient to find.

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

4 42976

Q:

Select the related number from the given alternatives.

10 : 1000 :: 2 : ?

A) 4	B) 0.5
C) 20	D) 8

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