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 Verbal Reasoning - Mental Ability Questions

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Q:

The arithmetic mean of the following numbers 1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6 and 7, 7, 7, 7, 7, 7, 7 is   ?

A) 6 B) 9
C) 7 D) 5
 
Answer & Explanation Answer: D) 5

Explanation:

Arithmatic mean = sum/members 

=> (1x1 + 2x2 + 3x3 + 4x4 + 5x5 + 6x6 + 7x7) / (1 + 2 + 3 + 4 + 5 + 6 + 7)

=> 140/28 = 5

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Filed Under: Arithmetical Reasoning
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Q:

Which of the following diagrams indicates the best relation between Males, Fathers and Human Being?

A) A B) B
C) C D) D
 
Answer & Explanation Answer: C) C

Explanation:

All males are Human beings so the circle for male come in between human being; and all fathers are male so the circle for fathers comes in between the male circle. So, option C suits best.

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Filed Under: Logical Venn Diagram

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Q:

Assertion(A) : The steam engine was invented by James Watt.
Reason(R) : There was a problem of taking out water from flooded mines.

A) R correctly explains A B) R is true but A is fale
C) A is true but R is false D) Both A and R are false
 
Answer & Explanation Answer: A) R correctly explains A

Explanation:

The problem of pumping out water from the flooded mines provided the need of self-working engine, which led James Watt to invent the same.
Thus, both A and R are true & R correctly explains A.

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Filed Under: Assertion and Reason
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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8 6765
Q:

An electronic device when fed with the numbers, rearranges them in a particular order following certain rules. The following is a step-by-step process of rearrangement for the given input of numbers.

 

Input    :- 85   16   36   04   19   97   63   09

Step I   :- 97   85   16   36   04   19   63   09

Step II  :- 97   85   63   16   36   04   19   09

Step III :- 97   85   63   36   16   04   19   09

Step IV :- 97   85   63   36   19   16   04   09

Step V  :- 97   85   63   36   19   16   09   04

(for the given input step V is the last step).

 

Which of the following will be the last step for the given input ?

Input :- 03   31   43   22   11   09 

A) IV B) V
C) VI D) None of these
 
Answer & Explanation Answer: B) V

Explanation:

Clearly, in the given arrangement, the numbers have been arranged in descending order in a sequence, altering the position of only one number in each step

Input       : 03   31   43   22   11   09

Step I      : 43   03   31   22   11   09
Step II     : 43   31   03   22   11   09
Step III   : 43   31   22   03   11   09
Step IV   : 43   31   22   11   03   09
Step V    : 43   31   22   11   09   03

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Filed Under: Sequential Output Tracing

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Q:

If the letters in the word DOLPHIN are rearranged as they appear in English alphabetical order, which of the following letters, will be the fifth from left?

A) O B) D
C) L D) None of these
 
Answer & Explanation Answer: D) None of these

Explanation:

Arrangement of letters of the given word DOLPHIN according to the English alphabetical order is as follows:

D  H  I  L  N  O  P

Hence, N is the fifth letter from the left

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Filed Under: Alphabet Test

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Q:

How many meaningful English words can be formed with the letters A, L, W using each letter only once in each word  ?

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

Explanation:

Using the letters A, L, W

only one meaningful English word can be formed i.e, LAW

No other words can be formed.

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Filed Under: Alphabet Test
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20 6760
Q:

Study the following figure and answer the questions given below.

 

 

If Ravenshaw College management requires only married trained lecturers for teaching. What is represented by the number 7?

A) Married lecturers in the college B) Trained lecturers
C) Unmarried trained lecturers D) Married trained lecturers
 
Answer & Explanation Answer: A) Married lecturers in the college

Explanation:
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Filed Under: Logical Venn Diagram
Exam Prep: Bank Exams

1 6755
Q:

In a certain code ja ki mo pe means at a frog's leap, mo la ki so means take a leap ahead and re bo ja na means insects are frog's diet. which of the following is the code for at in that language?

A) ja B) pe
C) bo D) re
 
Answer & Explanation Answer: B) pe

Explanation:

ja ke mo pe    =>  at a frog's leap          --------(i)

mo la ki so     =>  take a leapahead       --------(ii)

re bo na ja     =>  insects are frog's diet  --------(iii)

From (i) and (ii),   a leap  =>  ki mo       --------(iv)

From (i) and (iii),  frog's   =>   ja           ---------(v)

From (i), (iv) and (v),  'at' => pe

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Filed Under: Coding and Decoding

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