Quantitative Aptitude - Arithmetic Ability Questions

Q:

From the top of a platform 5 m high, the angle of elevation of a tower was 30 deg. If the tower was 45 m high, how far away from the tower was the platform positioned?

A) 15√3 m B) 40√3 m
C) 45√3 m D) 40 m
 
Answer & Explanation Answer: B) 40√3 m

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Filed Under: Height and Distance
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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) NO B) TV
C) IK D) KM
 
Answer & Explanation Answer: A) NO

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Filed Under: Odd Man Out
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Q:

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

 

A) (31, 33, 35) B) (41, 43, 45)
C) (43, 45, 47) D) (33, 37, 39)
 
Answer & Explanation Answer: D) (33, 37, 39)

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Filed Under: Odd Man Out
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Q:

What is the slope of the line 2x + 3y = 12?

A) 2/3 B) 3/2
C) -3/2 D) -2/3
 
Answer & Explanation Answer: D) -2/3

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Filed Under: Volume and Surface Area
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Q:

The point equidistant from the sides of a triangle is called

A) Circumcenter B) Incentre
C) Orthocentre D) Centroid
 
Answer & Explanation Answer: B) Incentre

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Filed Under: Volume and Surface Area
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Q:

The height of a cone is 24 cm and the area of the base is 154 cm2 . What is the curved surface area (in cm2) of the cone?

A) 484 B) 550
C) 525 D) 515
 
Answer & Explanation Answer: B) 550

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Filed Under: Volume and Surface Area
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Q:

The copper wire when bent in the form of a square encloses an area of 121 cub.cm. If the same wire is bent into the form of a circle, find the area of the circle.

A) 154 sq.cm B) 153 sq.cm
C) 155 sq.cm D) 150 sq.cm
 
Answer & Explanation Answer: A) 154 sq.cm

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Filed Under: Volume and Surface Area
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Q:

If the number x4441 is divisible by 11, what is the face value of x?

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

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Filed Under: Problems on Numbers
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