Quantitative Aptitude - Arithmetic Ability Questions

Q:

The area of a rectangle is 448 sq.m. If the length is more than the breadth by 12%, find the breadth.

A) 14 m B) 16 m
C) 18 m D) 20 m
 
Answer & Explanation Answer: D) 20 m

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Filed Under: Area
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Q:

5.16 x 3.2 =

A) 15.502 B) 16.512
C) 17.772 D) 17.52
 
Answer & Explanation Answer: B) 16.512

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Filed Under: Simplification
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Q:

The area of the base of a cone is 64pi sq.cm while its slant height is 17 cm. This cone is remolded to obtain a solid sphere. The radius of this sphere will be

 

A) 2303 cm B) 2403 cm
C) 8303 cm D) 6.5 cm
 
Answer & Explanation Answer: A) 2303 cm

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Filed Under: Volume and Surface Area
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Q:

Find the least number that must be subtracted from 98534, to get a number exactly divisible by 824.

A) 484 B) 478
C) 422 D) 375
 
Answer & Explanation Answer: B) 478

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Filed Under: Problems on Numbers
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Q:

A pilot in an aeroplane at an altitude of 200 m observes two points lying on either side of a river. If the angles of depression of the two points be 45° and 60°, then the width of the river is

A) (200 + 200/√3) m B) (200 - 200/√3) m
C) 400 √3 m D) (400/√3) m
 
Answer & Explanation Answer: B) (200 - 200/√3) m

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Filed Under: Height and Distance
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Q:

ΔXYZ is right angled at Y. If m∠Z = 45°, then find the value of (cosecX - 2/√3).

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

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Filed Under: Simplification
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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) (4, 17, 13)   B) (6, 19, 15)  
C) (15, 28, 25)   D) (11, 24, 20)
 
Answer & Explanation Answer: C) (15, 28, 25)  

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Filed Under: Odd Man Out
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Q:

The simple interest on a sum is 5/9 of the principal for 25 years. What is the rate (in percentage) of interest per annum?

 

A) 25/9   B) 9/2  
C) 20/9   D) 15/4
 
Answer & Explanation Answer: C) 20/9  

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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