Quantitative Aptitude - Arithmetic Ability Questions

Q:

The perimeter of two similar triangles is 36 units and 48 units. Find the ratio of their corresponding areas.

A) 1 : 3 B) 3 : 4
C) 4 : 9 D) 9 : 16
 
Answer & Explanation Answer: D) 9 : 16

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Filed Under: Simplification
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Q:

If the standard deviation of a population is 7, what would be the population variance?

A) 14 B) 21
C) 49 D) 28
 
Answer & Explanation Answer: C) 49

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Filed Under: Probability
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Q:

The value of cos0 deg is

A) 0 B) infinite
C) not defined D) 1
 
Answer & Explanation Answer: D) 1

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Find the approximate simple interest on Rs. 2000 from March 9, 2010 to May 21, 2010 at 8.25% per annum.

A) Rs. 43 B) Rs. 37
C) Rs. 33 D) Rs. 40
 
Answer & Explanation Answer: C) Rs. 33

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Filed Under: Simple Interest
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Q:

What is the sum of all prime numbers between 60 and 80?

A) 272 B) 284
C) 351 D) 414
 
Answer & Explanation Answer: C) 351

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Filed Under: Numbers
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Q:

What will be the cost of levelling a circular ground of diameter 28 m, if charges are Rs. 125 per sq.m?

A) Rs. 76000 B) Rs. 76400
C) Rs. 76800 D) Rs. 77000
 
Answer & Explanation Answer: D) Rs. 77000

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

Slope of the side DA of the rectangle ABCD is 1/3. What is the slope of the side AB?

A) 3 B) 1/3
C) -­1/3 D) -3
 
Answer & Explanation Answer: D) -3

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Filed Under: Volume and Surface Area
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Q:

From the top of a building, the angles of elevation and depression of top and bottom of a tower are 60 deg and 30 deg respectively. If the height of the building is 5m, then the height of the tower is

A) 20 m B) 15 m
C) 10√3 m D) 5√3 m
 
Answer & Explanation Answer: A) 20 m

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Filed Under: Height and Distance
Exam Prep: Bank Exams

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