Aptitude and Reasoning Questions

Q:

Find the odd man out from the given alternatives ?

A) 97 B) 233
C) 437 D) 599
 
Answer & Explanation Answer: C) 437

Explanation:

Except 437 all others are prime numbers.

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Filed Under: Odd Man Out
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

33 10952
Q:

Select from the five alternative diagrams, the one that best illustrates the relationship among the three classes  :  Truck, Ship, Goods

A) 1 B) 3
C) 4 D) 5
 
Answer & Explanation Answer: B) 3

Explanation:

Truck and Ship are entirely different. But some Goods are carried by some Trucks and some Goods are carried by some Ships.

 

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Filed Under: Logical Venn Diagram

139 10943
Q:

Fill in the blank with suitable preposition in the following sentence.

 

____ the two I prefer tea.

A) From B) In
C) Between D) Among
 
Answer & Explanation Answer: C) Between

Explanation:

Between the two I prefer tea is the correct sentence with suitable preposition.

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30 10936
Q:

A cylindrical rod of iron, whose height is equal to its radius, is melted and cast into spherical balls whose radius is half the radius of the rod. Find the number of balls.

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

Explanation:

Volume of rod = πr2h = πr2×r = πr3  

Volume of one spherical ball =r/2 

Volume of the spherical ball = 43πr38  

Number of balls=Volumeof rod/volumeof one ball

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams
Job Role: Bank PO

15 10935
Q:

If 3x-y=273x+y=243 then find the x value

A) 2 B) 8
C) 4 D) 1
 
Answer & Explanation Answer: C) 4

Explanation:

Given that 3x-y=273x+y=243

3x-y =33 , 3x+y=35

 => x-y=3, x+y=5

 => x = 4

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Filed Under: Simplification
Exam Prep: CAT
Job Role: Bank Clerk

15 10927
Q:

Study the following graph carefully and answer the questions that follow:

Water level of four major Rivers (in meters) in four different Months

1. what was the respective ratio between the level of River - C in September and the water level of River - B in June?

1. 91 : 101           2. 94 : 101           3. 51 : 103           4. None of these


2. If the danger level of all the four rivers is above 215 m, which river has not crossed the danger level in August but has crossed the danger level in July ?

1. River - A          2. River - B          3. River - C          4. River - D


3. What is the average water level of River - A in all the four months together ?

1. 224.50 m        2. 212.25 m        3. 210.75 m        4. 222.25 m


4. In which river and in which month respectively the water level is highest ?

1. River - C in August     2. River - D in September     3. River - B in July     4. River - D in August


5. If the water level of River - A in July is decreased by 20 percent, then what will be the water level of River - A in July ?

1. 156 m              2. 162 m              3. 164 m            4. 152 m

Answer

1. Answer : 4 


Explanation : The water level of River-C in September = 184 and water level of River-B in June = 202


Required ratio = 184 : 202   => 92 : 101 


 


2. Answer :  2


 


3. Answer : 3


Explanation : Average water level of River-A in all months =196+205+230+2124= 210.75 m


 


4. Answer :  4 


 


5. Answer : 3


Explanation : Water level of River-A in July after decreasing =205×80100 = 41 x 4 = 164m

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Subject: Bar Charts

24 10925
Q:

A number is doubled and 9 is added. If the resultant is trebled, it becomes 75. What is that number ? 

A) 2 B) 4
C) 6 D) 8
 
Answer & Explanation Answer: D) 8

Explanation:

Let the number be v. Then, 3 (2x + 9) = 75.

 2x + 9 = 25

=> 2x = 16

=> x = 8

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Filed Under: Problems on Numbers

3 10917
Q:

At a certain rate of interest the compound interest of 3 years and simple interest of 5 years for certain sum of money is respectively Rs. 1513.2 and Rs. 2400. Find the common rate of interest per annum ?

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

Explanation:

Given compound interest for 3 years = Rs. 1513.2

 

and simple interest for 5 years = Rs. 2400

 

Now, we know that  C.I = P1+R100n - 1

 

=> 1513.2 = P1+R1003 - 1 ...........(A)

 

And S.I = PTR/100

 

=> 2400 = P5R/100 ..................(B)

 

By solving (A) & (B), we get

 

R = 5%.

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Filed Under: Compound Interest
Exam Prep: GATE , CAT , Bank Exams , AIEEE
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