3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

How is Rakesh related to Keshav ?

I. Tapan's wife Nisha is paternal aunt of Keshav.

II.Rakesh is the brother of a friend of Nisha.

A) If the data in statement I alone are sufficient to answer the question	B) If the data in statement II alone are sufficient answer the question
C) If the data either in I or II alone are sufficient to answer the question;	D) If the data even in both the statements together are not sufficient to answer the question

Answer & Explanation Answer: D) If the data even in both the statements together are not sufficient to answer the question

Explanation:

Clearly, both the statements together are not sufficient to answer the question.

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Filed Under: Data Sufficiency

4 15534

Q:

What approximate value will come in place of question mark (?) in the following question ?

(49.001)² = ?

A) 2500	B) 2400
C) 2600	D) 2300

Answer & Explanation Answer: B) 2400

Explanation:

Given (49.001)² = ?

=> =~ 49 x 49

=~ 2401

=~ 2400

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Filed Under: Mathematical Operations
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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32 15464

Q:

Insert the missing character depicted by '?'

A) 2	B) 3
C) 4	D) 5

Answer & Explanation Answer: B) 3

Explanation:

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

0 15396

Q:

How is my father's mother's only daughter-in-law's daughter's father related to me ?

A) Son-in-law	B) Uncle
C) Son	D) Father

Answer & Explanation Answer: D) Father

Explanation:

My fahter's mother's only daughter-in-law is my father's wife i.e. my mother. My mother's daughter is my sister. My sister's father is my father.

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Filed Under: Blood Relations
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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21 15394

Q:

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

Assertion (A) : When the bus starts, the person inside it falls forward.

Reason (R) : The bus pushes the man forward.

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) Both A and R are false.

Answer & Explanation Answer: D) Both A and R are false.

Explanation:

When the bus starts, the person inside it falls backward because the bus moves forward but due to the property of inertia, the man tends to be in the initial Mate of rest.

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Filed Under: Assertion and Reason

16 15367

Q:

Find the Value of ?

${(5.11)}^{2.2} + {(5.55)}^{3.3} + {(6.3)}^{1.4} + {(7.2)}^{2.001} = ? x 3.34$

A) 81	B) 77
C) 73	D) 89

Answer & Explanation Answer: D) 89

Explanation:

This can be done in a method called Approximation.

Now,

$5^{2} + 6^{3} + 6 + 7^{2} = ? x 3.34 25 + 216 + 6 + 49 = ? x 3.34 296 = ? x 3.34 ? = \frac{296}{3.34} = 88.622 ≅ 89$

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Filed Under: Mathematical Operations
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25 15364

Q:

In a certain code language "TEARS" is written as "UGDVX", then "SMILE" would be written as:

A) TOLPJ	B) TOLNG
C) TOJPJ	D) TOKNH

Answer & Explanation Answer: A) TOLPJ

Explanation:

Movement of letters is +1, +2, +3, +4, +5

Therefore, SMILE => TOLPJ

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Filed Under: Coding and Decoding

48 15275

Q:

How is my father's brother's only sibling's mother related to my sister's only brother ?

A) Neice	B) Aunt
C) Mother	D) Grand-mother

Answer & Explanation Answer: D) Grand-mother

Explanation:

My father's brother's only sibling is my father. My father's mother is my grandmother. My sister's only brother is myself. So she is my Grandmother.

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Filed Under: Blood Relations
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Bank Clerk , Bank PO

15 15260

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