Quantitative Aptitude - Arithmetic Ability Questions

Q:

If a chord of a circle subtends an angle of 30° at the circumference of the circle, then what is the ratio of the radius of the circle and the length of the chord respectively?

A) 1 : 1 B) 2 : 1
C) 3 : 1 D) √2 : 1
 
Answer & Explanation Answer: A) 1 : 1

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Q:

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 12% per annum is Rs 72. What is the value of given sum (in Rs)?

A) 10000 B) 20000
C) 5000 D) 15000
 
Answer & Explanation Answer: C) 5000

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

If r sinθ=3 and r cosθ=1, then the values of r and θ are: (0°θ90°)

A) r=1, θ=30° B) r=1⁄2, θ=30°
C) r=3 , θ=30° D) r=2, θ=60°
 
Answer & Explanation Answer: D) r=2, θ=60°

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Q:

Find the number of prime factor of 1024.

A) 9 B) 10
C) 11 D) 12
 
Answer & Explanation Answer: B) 10

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

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

A) RQP B) KJI
C) FED D) GHI
 
Answer & Explanation Answer: D) GHI

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

From a point P, the angle of elevation of a tower is such that its tangent is 3/4. On walking 560 metres towards the tower the tangent of the angle of elevation of the tower becomes 4/3. What is the height (in metres) of the tower?

A) 720 B) 960
C) 840 D) 1030
 
Answer & Explanation Answer: B) 960

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Filed Under: Height and Distance
Exam Prep: Bank Exams

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Q:

cosA/(1 -­ sin A) is equal to

A) (secA -­ tanA) B) (secA + tanA)
C) √[(secA + tanA)] D) √[(secA -­ tanA)]
 
Answer & Explanation Answer: B) (secA + tanA)

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

sin(A+B) -­ sin(A-­B) is equal to

A) 2sinAcosB B)  2cosAcosB
C) 2cosAsinB D) 2sinAsinB
 
Answer & Explanation Answer: C) 2cosAsinB

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Filed Under: Simplification
Exam Prep: Bank Exams

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