3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

Arrange the following words as per order in the dictionary

1. Sinister 2. Sinuous 3. Sinhalese 4.Sinusitis 5. Sinecure

A) 5, 3, 2, 4, 1	B) 5, 2, 4, 3, 1
C) 5, 2, 1, 3, 4	D) 5, 3, 1, 2, 4

Answer & Explanation Answer: D) 5, 3, 1, 2, 4

Explanation:

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

0 16409

Q:

How is B related to A ?

I. A is B's sister.

II. is the father of A and B.

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:

From statements I and II together, we can conclude only that either B is the sister or brother of A.

So, even from both the statements, the exact relation cannot be known.

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Filed Under: Data Sufficiency

1 16383

Q:

Find the least number by which 175760 be divided to make it a perfect cube.

A) 6	B) 10
C) 9	D) 30

Answer & Explanation Answer: B) 10

Explanation:

175760 =2³ x 2 x 5 x 13³
= 2³ x 2 x 5 x 13³

To make perfect cube, it must be divided by 2 x 5 = 10

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

20 16377

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.

Except Derek and Fatima, which other pair is diagonally opposite to each other?

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

Answer & Explanation Answer: A) Arun and Biswajyot

Explanation:

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

0 16375

Q:

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

i. Garbage
ii. Garrulous
iii. Gabber
iv. Garble

A) i, iii, iv, ii	B) iii, iv, i, ii
C) iii, i, iv, ii	D) i, iv, iii, ii

Answer & Explanation Answer: C) iii, i, iv, ii

Explanation:

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

0 16374

Q:

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

39, 40, 42, 43, 45, ?

A) 47	B) 46
C) 48	D) 49

Answer & Explanation Answer: B) 46

Explanation:

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Filed Under: Number Series
Exam Prep: Bank Exams

2 16342

Q:

On which day in April is Gautam's birthday ?

I. Gautam was born exactly 28 years after his mother was born.

II. His mother will be 55 years 4 months and 5 days on August 18 this year.

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 in both the statements together are needed.

Answer & Explanation Answer: D) If the data in both the statements together are needed.

Explanation:

Clearly, the birthday of Gautam's mother can be found out from II and then Gautam's birthday can be determined using the fact given in I. Thus, both the statements are required.

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Filed Under: Data Sufficiency

8 16308

Q:

Arun said, "This girl is the wife of the grandson of my mother." Who is Arun to the girl ?

A) Father	B) Grandfather
C) Husband	D) Father-in-law

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