Aptitude and Reasoning Questions

Q:

If a sum of money at simple interest doubles in 6 years, it will become  4 times in

A) 15years B) 16years
C) 17years D) 18years
 
Answer & Explanation Answer: D) 18years

Explanation:

 

 

 

 

 

 

let sum =x . s.i.=x

 

 

 

rate =(100*x)/(x*6)=50/3%

 

 

 

now ,sum =x, s.i= 3x, rate =50/3%

 

 

 

time =(100*3x)/(x*50/3) = 18 years

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11 13511
Q:

A number increased by 30% gives 390. The number is

A) 180 B) 300
C) 480 D) 260
 
Answer & Explanation Answer: B) 300

Explanation:

Let the number be 'N'
Given N + 30N/100 = 390
=> 130N/100 = 390
=> N = 390 x 10/13
=> N = 300.

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Filed Under: Percentage
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16 13509
Q:

Refer the below data table and answer the following question.

What was the increase in the height of the child from 6th Birthday to 15th birthday?

 

A) 70 cms B) 65 cms
C) 60 cms D) 75 cms
 
Answer & Explanation Answer: B) 65 cms

Explanation:
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Filed Under: Table Charts
Exam Prep: Bank Exams

0 13503
Q:

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

1, 2, 6, 42, ?

A) 1696 B) 1036
C) 1806 D) 984
 
Answer & Explanation Answer: C) 1806

Explanation:
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0 13498
Q:

Oxygen : Burn :: Carbon dioxide : ?

A) Extinguish B) Explode
C) Isolate D) Foam
 
Answer & Explanation Answer: A) Extinguish

Explanation:

Oxygen helps in burnings while carbon dioxide extinguished fires.

 

Hence, Oxygen : Burn :: Carbon dioxide : Extinguish.

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Filed Under: Analogy
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13 13494
Q:

A is the son of B, C.  B's sister has a son D and a daughter E. F is the maternal uncle of D. How is A related to D ? 

A) Cousin B) Uncle
C) Nephew D) Brother
 
Answer & Explanation Answer: A) Cousin

Explanation:

A is the son of B and D is the son of the sister of B. So, A is the cousin of D. 

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Filed Under: Blood Relations

27 13491
Q:

Choose Odd one out of the options ?

A) PSRQ B) SVUT
C) MNPO D) KNML
 
Answer & Explanation Answer: C) MNPO

Explanation:

PSRQ --> {16, 19, 18, 17} - next 3 alphabets of "P" is written in reverse order
SVUT --> {19, 22, 21, 20} - next 3 alphabets of "S" is written in reverse order

MNPO --> {13, 14, 16, 15}


KNML --> {11, 14, 13, 12} - next 3 alphabets of "K" is written in reverse order

Except "MNPO", others are not in consecutive order.

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Filed Under: Logical Sequence of Words
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51 13482
Q:

The average of a set of whole numbers is 27.2. when the 20% of the elements are eliminated from the set of numbers then the average become 34. The number of elements in the new set of numbers can be :

A) 27 B) 35
C) 52 D) 63
 
Answer & Explanation Answer: C) 52

Explanation:

only (c) is correct since it is divisible by 4.

 

Let the original number of element  be x then the new no.of elements will be 

 

            4x5 = K                               

 

So K must be divisible by 4

 

Since,      x =  Kx5/4

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Filed Under: Percentage
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