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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

In a fraction when 3 is added to its numerator and denominator it becomes 4/5. And it becomes 1/2 when 2 is subtracted from both the numerator and denominator. Find the fraction.

 

A) 15/16   B) 14/16  
C) 11/16   D) 9/16
 
Answer & Explanation Answer: C) 11/16  

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

The average height of A, B and C is 148 cm. If the average height of A and B is 136 cm and that of B and C is 125 cm, then what is the height (in cm) of B?

A) 56 B) 78
C) 112 D) 130
 
Answer & Explanation Answer: B) 78

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

The perimeter of a triangle is 28 cm. If the length is 5/2 times its breadth, find the length and breadth of the triangle.

A) 9 & 5 B) 10 & 4
C) 6 & 7 D) 11 & 3
 
Answer & Explanation Answer: B) 10 & 4

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

The value of a machine depreciates at the rate of 20% per annum. If its present value is Rs 96000, then what was the value (in Rs) of the machine 2 years ago?

 

A) 138240   B) 134400  
C) 150000   D) 144000
 
Answer & Explanation Answer: C) 150000  

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) EV B) KP
C) IR D) FT
 
Answer & Explanation Answer: D) FT

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

If P : Q : R = 6 : 7 : 8 and R : S = 3 : 5, then what is P : S?

A) 18:25 B) 9:20
C) 11:24 D) 16:45
 
Answer & Explanation Answer: B) 9:20

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

3 1026
Q:

Which is the correct ascending order of the given numbers?

A) 1/3, 4/15, 0.33 B) 1/3, 0.33, 4/15
C) 4/15, 0.33, 1/3 D) 0.33, 4/15, 1/3
 
Answer & Explanation Answer: C) 4/15, 0.33, 1/3

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Filed Under: Numbers
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Q:

The sum of two numbers is equal to thrice their difference. If the smaller of the numbers is 10 find the other number.

A) 15 B) 30
C) 40 D) None of these
 
Answer & Explanation Answer: D) None of these

Explanation:

Let larger number be x and smaller number be y.

Also, y = 10

According to question,

⇒(x + y) = 3((x –y)⇒(x + 10) = 3(x –10)

⇒2x = 40⇒x = 20

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Filed Under: Numbers
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