3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

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

28, 30, 36, 48, ?, 98, 140

A) 68	B) 65
C) 72	D) 67

Answer & Explanation Answer: A) 68

Explanation:

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Filed Under: Number Series
Exam Prep: Bank Exams

7 36784

Q:

In the given equation, LHS = RHS only when we interchange numbers _____ on the same side.

5 + 3 x 6 - 4 $\div$ 2 = 4 x 3 - 10 $\div$ 2 + 7

A) 5 and 2	B) 3 and 7
C) 6 and 4	D) 4 and 7

Answer & Explanation Answer: C) 6 and 4

Explanation:

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

2 36751

Q:

Find out the wrong term in the series 2, 3, 4, 4, 6, 8, 9, 12, 16

A) 9	B) 12
C) 16	D) 8

Answer & Explanation Answer: A) 9

Explanation:

The given sequence is a combination of three series:
i)1st, 4th, 7th terms i.e, 2, 4, 9
ii)2nd, 5th, 8th terms i.e, 3, 6, 12
iii)3rd, 6th, 9th terms i.e, 4, 8, 16
In each one of i, ii, iii, each term is twice the preceding term.
So, 9 is wrong and must be replaced by (4*2) = 8

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Filed Under: Number Series

407 36734

Q:

Study the following information and answer the questions given below:

Eachof five friends A, B, C, D and E travels different distances to their workplaces.A travels more than B but less than E. D travels more than only C. The one, who travels the most, travels 30 km. B travels 15 km to his workplace.

Who amongst the following possibly travels 5 km to the workplace?

A) A	B) C
C) D	D) E

Answer & Explanation Answer:

Explanation:

According to the question, distance travelled

E (30) > A > B (15) > D > C

Either C or D possibly travels 5 km to the workplace

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Filed Under: Direction Sense Test
Exam Prep: Bank Exams

11 36700

Q:

Select the related number from the given alternatives.

64 : 8 :: 0.01 : ?

A) 0.1	B) 1
C) 10	D) 0.08

Answer & Explanation Answer: A) 0.1

Explanation:

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Filed Under: Analogy
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Q:

Select the related word/letters/number from the given alternatives.

EV : LO :: JQ: ?

A) JQ	B) FU
C) QJ	D) HS

Answer & Explanation Answer: C) QJ

Explanation:

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Filed Under: Analogy
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0 36669

Q:

In each of the following questions find out the alternative which will replace the question mark.

Zenith : Nadir :: ?:?

A) Indigent : Poverty	B) Zeal : Eagerness
C) Success : Peak	D) Genuine : Phony

Answer & Explanation Answer: D) Genuine : Phony

Explanation:

Zenith means the time at which something is most powerful and Nadir means the lowest or most unsuccessful point in a situation. Both words are opposite to each other.

Genuine means authentic and phony means fraudulent or not genuine. Both are also opposite in meaning.

Zenith : Nadir :: Genuine : Phony

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Filed Under: Analogy

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Q:

If + means x, - means /, x means + and / means -; compute the value of the expression

36 - 4 + 7 x 8

A) 72	B) 71
C) 74	D) 75

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