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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

Which of the following can't be the unit's digit of a perfect square?

A) 4 B) 6
C) 8 D) 9
 
Answer & Explanation Answer: C) 8

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Q:

The volume of a right circular cone, with a base radius the same as its altitude, and the volume of a hemisphere are equal. The ratio of the radii of the cone to the hemisphere is

A) 2 : 1 B) √2 : 1
C) 23 : 1 D) 33 : 23
 
Answer & Explanation Answer: C) 23 : 1

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Q:

Present age of Ashok is twice the present age of Kishan. After 7 years the Kishan’s age will be 4 times of the Kartik’s present age. If Kartik celebrated his 9thbirthday 3 years ago, then what will be the present age (in years) of Ashok?

 

A) 82   B) 78  
C) 72   D) 84
 
Answer & Explanation Answer: A) 82  

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Q:

In which of the following quadrilaterals only one pair of opposite angles is supplementary?

A) Isosceles Trapezium B) Parallelogram
C) Cyclic quadrilateral D) Rectangle
 
Answer & Explanation Answer: C) Cyclic quadrilateral

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Q:

The sum of two fractions is 3/4. One of them is 2/3. What is the other fraction?

A) 1/12 B) 1/1
C) 1/10 D) 1/5
 
Answer & Explanation Answer: A) 1/12

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Q:

Two tangents PA and PB are drawn to a circle of centre O in such a way that angle AOB = 120 deg. Calculate the value of angle APB.

A) 40 deg B) 50 deg
C) 60 deg D) 80 deg
 
Answer & Explanation Answer: C) 60 deg

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Q:

Which of the following is a true statement?

A) Two similar triangles are always congruent. B) Two similar triangles have equal areas
C) Two triangles are similar if their corresponding sides are proportional D) Two polygons are similar if their corresponding sides are proportional
 
Answer & Explanation Answer: C) Two triangles are similar if their corresponding sides are proportional

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Q:

What is the reflection of the point (-1 , 3) in the line x = -4?

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

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