Aptitude and Reasoning Questions

Q:

Twenty times a positive integer is less than its square by 96. What is the integer ?

A) 42 B) 36
C) 48 D) 24
 
Answer & Explanation Answer: D) 24

Explanation:

Let the integer be x. Then,

x2 - 20x = 96

(x + 4)(x - 24) = 0

x = 24

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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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12 11297
Q:

The following question consist of two words each that have a certain relationship to each other, followed by lettered pairs of words . Select the lettered pair that has the same relationship as the original pair of words. 

Proscenium : Stage

A) Lamp : Table B) Lines : Bed
C) Portico : House D) Compass : Needle
 
Answer & Explanation Answer: C) Portico : House

Explanation:

First is a part of the second.

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Filed Under: Analogy

44 11296
Q:

Find the cost of 96 shares of Rs. 10 each at 34 discount, brokerage being 1/4 per share.

A) 912 B) 921
C) 920 D) 900
 
Answer & Explanation Answer: A) 912

Explanation:

Cost of 1 share  =Rs.10-34+14=Rs192  

 

Cost of 96 shares  = Rs.192*96 = Rs. 912.

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Filed Under: Stocks and Shares

7 11284
Q:

Detect an error part labelled (1), (2), (3) & (4) in the following question.

whole northern states in(1)/india are reeling under the(2)/devastating(3)/of the drought(4)

 

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

Explanation:

Error is in the first part of the sentence. 'Whole' is used with singular nouns.
The correct sentence is - 'All Northern states in India are reeling under the devastating of the drought.

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19 11274
Q:

The least number of complete years in which a sum of money put out at 20% compound interest will be more than doubled is:

A) 3 B) 4
C) 5 D) 6
 
Answer & Explanation Answer: B) 4

Explanation:

 

 P1+20100n>2P65n>2

 65×65×65×65>2

 

so, answer is 4 years

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Filed Under: Compound Interest
Exam Prep: Bank Exams
Job Role: Bank PO

16 11269
Q:

A and B started a business investing the money in ratio 4:6, after 6 months B withdraw his investment and C joins him with twice the amount of B. At the end of the year total profit is Rs.3315. Find share of C ?

A) Rs. 450 B) Rs. 1020
C) Rs. 765 D) Rs. 1530
 
Answer & Explanation Answer: D) Rs. 1530

Explanation:

Ratio of investments of A, B & C =>

bank

Share of C = 1530

Share of B = 765

Share of A = 1020

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Filed Under: Partnership
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22 11268
Q:

The average monthly salary of the employees of a firm is Rs.60 out of the employees 12 officers get an average of Rs.400 per month and the rest an average of Rs. 56 per month , Find the number of emp

Answer

Actual average salary of 12 officers = 400


\inline \fn_jvn \therefore Total salary of 12 officers = 400 x 12 = 4800


Average of these 12  officers as a whole =60


Total salary of 12 officers as a whole = 60 x 12 = 720


The total salary of rest  = 4800 - 720 = 4080


Difference in average of the rest of officers  = 60 - 56 = 4


Rest of the officers = \inline \fn_jvn \frac{4080}{4}=1020


Total number of employees = 1020 + 12 = 1032

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Subject: Average

51 11260
Q:

The value of 1log360+1log460+1log560is

A) 0 B) 1
C) 5 D) 60
 
Answer & Explanation Answer: B) 1

Explanation:

            => log60(3*4*5)

                              =>     log6060

                                   = 1

 

                                                       

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Filed Under: Logarithms
Exam Prep: Bank Exams
Job Role: Bank PO

81 11222