3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

If in a certain language if ENTRY is coded as 12345 and STEADY is coded as 931785, then state which is the correct code for below word. NEATNESS

A) 25196577	B) 21732199
C) 21362199	D) 21823698

Answer & Explanation Answer: B) 21732199

Explanation:

The alphabets are soded as shown :

$E N T R Y S A D 1 2 3 4 5 9 7 8$

N is coded as 2,

E as 1,
A as 7,
T as 3 and
S as 9.
So, NEATNESS is coded as 21732199.

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Filed Under: Coding and Decoding

104 20499

Q:

What will be next number in the series?

0, 1, 4, 27, 16, 125, 36, ?

A) 343	B) 144
C) 72	D) 25

Answer & Explanation Answer: D) 25

Explanation:

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Filed Under: Number Series
Exam Prep: Bank Exams

8 20490

Q:

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

Assertion(A) : Graphite is slippery and used as a lubricant.

Reason (R) : Graphite has free electrons.

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

Explanation:

Graphite possesses a layer structure with two successive layers held by weak forces and able to slide over one another. So, graphite is slippery and this property finds its use as a lubricant. In graphite, each carbon atom is linked to three other carbon atoms while one electron in the carbon atom is delocalised. So, graphite has free electrons

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Filed Under: Assertion and Reason

20 20483

Q:

Select the term missing from the given series.

Y - 25, W - 23, U - 21, S - 19, ?

A) Q- 10	B) S - 8
C) Q - 17	D) P - 16

Answer & Explanation Answer: C) Q - 17

Explanation:

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Filed Under: Alphabet Test
Exam Prep: Bank Exams

3 20479

Q:

The solution of 3(2u + v) = 7 uv and 3(u + 3v) = 11 uv is _____

A) u = 1, v = 0	B) u = 1, v = 3/2
C) u = 0, v = 3/4	D) u = 0, v = 1

Answer & Explanation Answer: B) u = 1, v = 3/2

Explanation:

Using Trial and error method,

From the options u = 1, v = 3/2 satisfies both the equations.

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Filed Under: Mathematical Operations
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

37 20444

Q:

From the given alternatives, according to dictionary, which word will come at THIRD position?

1. Serious

2. Single

3. Salted

4. Sand

5. Sickle

A) Single	B) Sand
C) Sickle	D) Serious

Answer & Explanation Answer: D) Serious

Explanation:

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

0 20392

Q:

K, M, P, T, __

Select the letter missing from the given letter series.

A) X	B) S
C) Y	D) Z

Answer & Explanation Answer: C) Y

Explanation:

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Filed Under: Alphabet Test
Exam Prep: Bank Exams

0 20292

Q:

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

24 ÷ 8 x 25 + 8 - 3 = 2

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

Verbal Reasoning - Mental Ability Questions

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