3100+ Mental Ability Reasoning Questions and Answers with Explanation

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 13833

Q:

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

i. Forbes
ii. Forest
iii. Forensic
iv. Formation

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

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

Explanation:

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

2 13820

Q:

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

6578, 4381, 2653, ?, 322

A) 1322	B) 1653
C) 1326	D) 1632

Answer & Explanation Answer: A) 1322

Explanation:

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Filed Under: Number Series
Exam Prep: Bank Exams

11 13811

Q:

In the following question, select the odd word from the given alternatives.

A) Area	B) Cube
C) Volume	D) Perimeter

Answer & Explanation Answer: B) Cube

Explanation:

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

3 13782

Q:

Study the following information carefully and answer the questions given below it.

1) There are 6 members in a family in which there are two married couples.

2) Sandhya, a lawyer, is married to the engineer and is mother of Charu and Suraj.

3) Bhuvanesh, the teacher, is married Aruna.

4) Aruna has one son and one grandson.

5) Of the two married ladies one is a housewife.

6) There is also one student and one male doctor in the family

How is Aruna related to Charu?

A) Sister	B) Mother
C) Grandfather	D) Grandmother

Answer & Explanation Answer: D) Grandmother

Explanation:

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Filed Under: Blood Relations
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1 13781

Q:

Nandini is the only daughter of Madan's sister Sangita's brother. How is Nandini related to Madam?

A) Daughter	B) Niece
C) Cousin	D) Niece or Daughter

Answer & Explanation Answer: D) Niece or Daughter

Explanation:

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Filed Under: Blood Relations
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53 13762

Q:

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

Assertion (A) : Silver is not used to make electric wires.

Reason (R) : Silver is a bad conductor.

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: C) A is true but R is false.

Explanation:

Silver is a good conductor of electricity but it is not used to make electric wires because it is expensive

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Filed Under: Assertion and Reason

10 13754

Q:

Which day of the last week did Satish meet Kapil at Kapil's residence ?

I. Kapil was out of town from Monday to Wednesday. lie returned on Thursday morning.

II. On Friday night Satish telephoned his friend to inform that only yesterday he had got approval of Kapil after personally explaining to him all the details

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: B) If the data in statement II alone are sufficient answer the question

Explanation:

Statement II reveals that Satish met his friend Kapil on the day prior to Friday i.e, Thursday.

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