Quantitative Aptitude - Arithmetic Ability Questions

Q:

Which is the correct ascending order of the given numbers?

A) 1/2, 2/3, 7/12 B) 7/12, 2/3, 1/2
C) 1/2, 7/12, 2/3 D) 2/3, 1/2, 7/12
 
Answer & Explanation Answer: C) 1/2, 7/12, 2/3

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Filed Under: Problems on Numbers
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Q:

In a triangle, one of the angles is three times the smallest and another is two times the smallest angle. Calculate the smallest angle.

 

A) 60° B) 30°  
C) 90° D) 45°
 
Answer & Explanation Answer: B) 30°  

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Filed Under: Volume and Surface Area
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Q:

The angle of depression of the foot of a building from the top of a tower 30 m away is 30 deg. How high is the tower?

A) 10√3 m B) 20√3 m
C) 30 m D) 20 m
 
Answer & Explanation Answer: A) 10√3 m

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Filed Under: Height and Distance
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Q:

Simplify 4(x-1) -3x

A) 7x - 4 B) 7x + 4
C) x + 4 D) x - 4
 
Answer & Explanation Answer: D) x - 4

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Filed Under: Simplification
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Q:

___ is the point at which the perpendicular bisectors of the sides meet and the center of the circle that circumscribes the triangle is ____.

A) Incenter, Circumcenter B) Circumcenter, Circumcenter
C) Circumcenter, Incenter D) Orthocenter, Circumcenter
 
Answer & Explanation Answer: B) Circumcenter, Circumcenter

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Filed Under: Volume and Surface Area
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Q:

The smallest number that is completely divisibly by 6, 8, 12 and 16 is

A) 48 B) 24
C) 64 D) 80
 
Answer & Explanation Answer: A) 48

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Filed Under: Problems on Numbers
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Q:

The perimeter and the length of one of the diagonals of a rhombus is 26 cm and 5 cm respectively. Find the length of its other diagonal (in cm).

 

A) 6 B) 12
C) 24 D) 18
 
Answer & Explanation Answer: B) 12

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Filed Under: Volume and Surface Area
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Q:

23 x 19 = 437. How much is 0.0437 / 1.9 = ?

A) 0.0023 B) 0.23
C) 0.023 D) 2.3
 
Answer & Explanation Answer: D) 2.3

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