3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

How many such pairs of digits are there in the number 421579368 each of which has as many digits between them in the number as when they are arranged in ascending order?

A) None	B) One
C) Two	D) Three

Answer & Explanation Answer: D) Three

Explanation:

Given Number: 4 2 1 5 7 9 3 6 8

Ascending order: 1 2 3 4 5 6 7 8 9

Hence the required pairs are 12, 49, 16

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Filed Under: Number, Ranking and Time Sequence Test
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank PO

1159 75197

Q:

If ROSE is coded as 6821, CHAIR is coded as 73456 and PREACH is coded as 961473, what will be the code for SEARCH ?

A) 246173	B) 214673
C) 214763	D) 216473

Answer & Explanation Answer: B) 214673

Explanation:

The alphabets are coded as shown :

$R O S E C H A I P 6 8 2 1 7 3 4 5 9$

So, in SEARCH,

S ia coded as 2,
E as 1,
A as 4,
R as 6,
C as 7,
H as 3.
Thus, the code for SEARCH is 214673

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Filed Under: Coding and Decoding

708 74787

Q:

Select the related word/letters/number from the given alternatives.

DANGEROUS : SUOREGNAD : : ? : RETHGUAD

A) DAUGGARD	B) DAUGHTER
C) DORMANT	D) DAUGHTRE

Answer & Explanation Answer: B) DAUGHTER

Explanation:

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Filed Under: Analogy
Exam Prep: Bank Exams

1 74729

Q:

What comes next in the series...

1A2, 3C4, 7G8, ___

A) 15O16	B) 16P17
C) 14O15	D) 13P14

Answer & Explanation Answer: A) 15O16

Explanation:

The first digit is formed by adding the numbers which are the results of powers of 2 increased by one and second letter is the corresponding alphabet to that number...last number is the next number to the first one...therefore

15=7+8 (i.e. 2^3)

O is corresponding alphabet to 15

and 16 comes after 15

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Filed Under: Number Series

18 74657

Q:

If signs - and x, and numbers 3 and 15 are interchanged, what is the value of 3+12/6-4x15 is

A) 20	B) 30
C) 40	D) 50

Answer & Explanation Answer: A) 20

Explanation:

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

0 74602

Q:

Select the related word/letters/number from the given alternatives.

Ganga : India : : Nile : ?

A) Pakistan	B) Egypt
C) America	D) United Kingdom

Answer & Explanation Answer: B) Egypt

Explanation:

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Filed Under: Analogy
Exam Prep: AIEEE , Bank Exams , CAT

0 74528

Q:

The number of symbols that are preceded by a number in the given expression is ____.

R+JM2$#QR?*O@7F3

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

Answer & Explanation Answer: D) 1

Explanation:

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Filed Under: Alphabet Test
Exam Prep: Bank Exams , CAT

0 74514

Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

10 + 14 x 20 - 7 ÷ 10 = 40

A) + and x	B) + and ÷
C) ÷ and	D) - and +

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