Quantitative Aptitude - Arithmetic Ability Questions

Q:

If O is the centroid and AD, BE and CF are the three medians of Δ ABC with an area of 96 cm2 then the area of Δ BOD in cm2 is

A) 8 B) 12
C) 16 D) 24
 
Answer & Explanation Answer: C) 16

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Q:

The ratio between the vertical angle and a base angle of an isosceles triangle is 4:3. The value of any one base angle is

A) 18 deg B) 54 deg
C) 72 deg D) 10 deg
 
Answer & Explanation Answer: B) 54 deg

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

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Q:

If the measure of the interior angle of a regular polygon is 100 deg greater than the measure of its exterior angle then how many sides does it have?

 

A) 10 B) 12
C) 9 D) 15
 
Answer & Explanation Answer: C) 9

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Filed Under: Volume and Surface Area
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Q:

What is the value of ( 1/3 - cosec30°) ?

A) (√6-1)/√3 B) -1/2
C) -5/3 D) 3/2
 
Answer & Explanation Answer: C) -5/3

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Filed Under: Simplification
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Q:

If  a3 + a - 1 = 0  then  find the value of  a6 + a4 + a - 2

 

A) -1   B)  0  
C)  1   D) 2
 
Answer & Explanation Answer: A) -1  

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Q:

From the top of a platform 5 m high, the angle of elevation of a tower was 30 deg. If the platform was positioned 40√3 m away from the tower, how tall was the tower?

A) 40 m B) 20√3 m
C) 30√3 m D) 45 m
 
Answer & Explanation Answer: D) 45 m

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Filed Under: Height and Distance
Exam Prep: Bank Exams

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Q:

In a rhombus _____.

A) Adjacent sides are not equal B) Opposite angles are supplementary
C) Diagonals bisect opposite angles D) Consecutive angles are equal
 
Answer & Explanation Answer: C) Diagonals bisect opposite angles

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Filed Under: Volume and Surface Area
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Q:

A shop keeper cheats to the extent of 10% while buying and selling fruits, by using tampered weights. His total gain, in %, is:

A) 21 B) 24
C) 22 D) 23
 
Answer & Explanation Answer: A) 21

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