3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

25 : 37 :: 49 : ?

A) 65	B) 69
C) 79	D) 81

Answer & Explanation Answer: A) 65

Explanation:

Here the given numbers are related in such a manner that,

$5^{2} = 25 {(5 + 1)}^{2} + 1 = 37 Similarly, 7^{2} = 49 {(7 + 1)}^{2} + 1 = 64 + 1 = 65$

Hence, 25 : 37 :: 49 : 65.

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

52 19634

Q:

What is the value of P in the following Equation ?

$19^{2.5} \times 19^{p} = 19^{7}$

A) 3.9	B) 4.1
C) 3.7	D) 4.5

Answer & Explanation Answer: D) 4.5

Explanation:

Given equation is

$19^{2.5} \times 19^{p} = 19^{7}$

Here it is in the form of $a^{m} \times a^{n} = a^{m + n}$

Here m = 2.5 , n = p, m+n = 7

=> 2.5 + p = 7

=> p = 7 - 2.5

=> p = 4.5

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

25 19618

Q:

If Neena says, "Anita's father Raman is the only son of my father-in-law Mahipal", then how is Bindu, who is the sister of Anita, related to Mahipal ?

A) Daughter	B) Wife
C) Daughter-in-law	D) None of these

Answer & Explanation Answer: D) None of these

Explanation:

Only son of Neena's father-in-law Mahipal Neena's husband. So, Raman is Neena's husband and Anita and Hindu are his daughters.

Thus, Bindu is the grand daughter of Mahipal.

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Filed Under: Blood Relations

36 19604

Q:

Pointing to a photograph, Vipul said, "She is the daughter of my grandfather's only son." How is Vipul related to the girl in the photograph ?

A) Father	B) Brother
C) Cousin	D) Data inadequate

Answer & Explanation Answer: B) Brother

Explanation:

My grandfather's only son — My father. So, the girl is the daughter of Vipul's father i.e., Vipul is the girl's brother.

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Filed Under: Blood Relations

21 19571

Q:

Use the following passage for the questions based on it.

There are 6 flats on a floor in two rows. Out of these, three are north facing and the other three are south facing flats. The flats are to be allotted amongst Arun, Biswajyot, Chitra, Derek, Evan, and Fatima. Biswajyot gets a north facing flat and is not next to Derek. Derek and Fatima get diagonally opposite flats. Chitra is next to Fatima, and gets a south facing flat. Evan gets a north facing flat.

Which of the following combination gets south facing flats?

A) Arun, Chitra and Fatima	B) Chitra, Biswajyot and Derek
C) Evan, Arun and Fatima	D) Derek, Arun and Biswajyot

Answer & Explanation Answer: A) Arun, Chitra and Fatima

Explanation:

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

1 19569

Q:

What is the product of all the numbers in the dial of a telephone ?

A) 1,58,480	B) 1,59,450
C) 1,59,480	D) None of these

Answer & Explanation Answer: D) None of these

Explanation:

Since one of the numbers on the dial of a telephone is zero, so the product of all the numbers on it is 0.

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Filed Under: Arithmetical Reasoning

109 19484

Q:

In the given figure, how many pens are blue?

A) 23	B) 19
C) 12	D) 15

Answer & Explanation Answer: A) 23

Explanation:

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Filed Under: Verbal Reasoning - Mental Ability
Exam Prep: Bank Exams

1 19471

Q:

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

Sister, Mother, Brother

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

Verbal Reasoning - Mental Ability Questions

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