3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

AND FOR THE BIG SUM

If second alphabet in each of the words is changed to next alphabet in the English alphabetical order, How many words having two vowels will be formed?

A) None	B) One
C) Two	D) Three

Answer & Explanation Answer: C) Two

Explanation:

When the second alphabets in each of the words are changed to the next alphabet in the English alphabetical order, we have

AOD FPR TIE BJG SVM

Clearly, there two words having two vowels. These words are AOD and TIE

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Filed Under: Alphabet Test

25 79161

Q:

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

AOE : ? : : GMA : IUO

A) MXI	B) MWS
C) MWI	D) MXJ

Answer & Explanation Answer: C) MWI

Explanation:

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Filed Under: Analogy
Exam Prep: Bank Exams

0 78801

Q:

If 18$6 = 6, 8$2 = 3 and 8$4 = 2, then find the value of 18$12 = ?

A) 3	B) -8
C) 4	D) 6

Answer & Explanation Answer: A) 3

Explanation:

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

2 78650

Q:

In a family, there are six members A, B, C, D, E and F.

A and B are a married couple, A being the male member. D is the only son of C, who is the brother of A. E is the sister of D. B is the daughter-in-law of F, whose husband has died.

How many male members are there in the family ?

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

Answer & Explanation Answer: C) 3

Explanation:

A is a male and married to B. So, A is the husband and B is the wife. C is the brother of A. D is the son of C. E, who is the sister of D will be the daughter of C. B is the daughter-in-law of F whose husband has died means F is the mother of A.

A is a male. B. the wife, is female. C. the brother, is male. D. the son, is male. E, the sister, is female. F, the mother, is a female. So, there are three males.

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Filed Under: Blood Relations

48 78309

Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

8 ÷ 2 - 50 x 6 + 16 = 50

A) + and ÷	B) - and +
C) + and x	D) ÷ and x

Answer & Explanation Answer: C) + and x

Explanation:

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

16 78260

Q:

Pick the odd one out from the given number series?

21, 24, 33, 49, 74

A) 21	B) 24
C) 33	D) 49

Answer & Explanation Answer: A) 21

Explanation:

The given number series follows a pattern that,

$19 + 1^{2} = 20 (not 21) 20 + 2^{2} = 24 24 + 3^{2} = 33 33 + 4^{2} = 49 49 + 5^{2} = 74$

Hence, the odd number in the given number series is 21.

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Filed Under: Number Series
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO , IT Trainer

8 78128

Q:

If 60#40 = 10, 40#20 = 6 and 60#90 = 15, then find the value of 40#30 = ?

A) 15	B) 12
C) 18	D) 7

Answer & Explanation Answer: D) 7

Explanation:

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

16 78021

Q:

If "A" means "subtraction", "B" means "division", "C" means "addition" and "D" means "multiplication", then

330 B 6 A 32 C 45 D 12 = ?

A) 525	B) 547
C) 582	D) 563

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