Quantitative Aptitude - Arithmetic Ability Questions

Q:

If ΔABC is an equilateral triangle of side 16 cm, then the length of altitude is

A) 2√3 cm B)  4√3 cm
C) 8√3 cm D)  5√3 cm
 
Answer & Explanation Answer: C) 8√3 cm

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

What is the reflection of the point (-4, 3) in the line x = -2?

A) (-4 , -7) B) (4 , 3)
C) (0 , 3) D) (-4 , 7)
 
Answer & Explanation Answer: C) (0 , 3)

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

The radius of the circle circumscribing the three vertices of an equilateral triangle is 12 cm. Determine the height (in cm) of the equilateral triangle

A) 12 B) 14
C) 18 D) 20
 
Answer & Explanation Answer: C) 18

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

A shopkeeper by selling 13 Titan watches, earns a profit equal to the selling price of 3 Titan watches. His profit percentage is

A) 30 percent B) 23.0 percent
C) 46 percent D) 16 percent
 
Answer & Explanation Answer: A) 30 percent

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

The sum of all prime numbers between 18 and 32 is:

A) 99 B) 100
C) 102 D) 97
 
Answer & Explanation Answer: C) 102

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

A tank can be filled in 30 minutes. There is a leakage which can empty the tank in 90 minutes. Therefore, the tank will be filled in

A) 60 min B) 45 min
C) 55 min D) 50 min
 
Answer & Explanation Answer: B) 45 min

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

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Q:

[sinA/(1 + cosA)] + [(1 + cosA)/sinA] is equal to

A) 2secA B) 2cosecA
C) 2tanA D) 2cotA
 
Answer & Explanation Answer: B) 2cosecA

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Filed Under: Simplification
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Q:

The mean of a distribution is 21 and the standard deviation is 7. What is the value of the coefficient variation?

 

A) 16.66% B) 66.66%
C) 33.33% D) 100%
 
Answer & Explanation Answer: C) 33.33%

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Filed Under: Probability
Exam Prep: Bank Exams

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