Quantitative Aptitude - Arithmetic Ability Questions

Q:

The mean of the data 1, 2, 10, 18, 3, 17, 19 is

A) 7 B) 10
C) 17 D) 70
 
Answer & Explanation Answer: B) 10

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Q:

The point equidistant from the vertices of a triangle is called its

A) incentre B) circumcentre
C) orthocentre D) centroid
 
Answer & Explanation Answer: B) circumcentre

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Q:

If  x = 2+3, then what is the value of 2x + 12x ?

A) 23 B) 33
C) (33+1)/2 D) 1
 
Answer & Explanation Answer: C) (33+1)/2

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Q:

What is the least number that should be added to the product 11 x 12 x 13 x 14 to make it a perfect square?

 

A) 1 B) 311
C) 5 D) 0
 
Answer & Explanation Answer: A) 1

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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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Q:

What number, from the following should be deducted from 1184 to make it exactly divisible by 21?

A) 15 B) 12
C) 8 D) 7
 
Answer & Explanation Answer: C) 8

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Q:

ABCD is an isosceles trapezium such that AD||BC, AB = 5 cm, AD = 8 cm and BC = 14 cm. What is the area (in cm2) of trapezium?

A) 36 B) 44
C) 88 D) 144
 
Answer & Explanation Answer: B) 44

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Q:

A boy walking at the speed of 4 km/hr covers a certain distance in 6 hours 15 minutes. If he covers the same distance by cycle in 5 hours, then what is the speed (in km/hr) of the cycle?

 

 

A) 4.5 B) 5  
C) 6   D) 6.5
 
Answer & Explanation Answer: B) 5  

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