Quantitative Aptitude - Arithmetic Ability Questions

Q:

A train 100 m long is running at a speed of 120 kms/hr. The time taken to pass a person standing near the line is

A) 1 second B) 3 seconds
C) 5 seconds D) 7 seconds
 
Answer & Explanation Answer: B) 3 seconds

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Filed Under: Problems on Trains
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Q:

Krish is 5 years younger than Parthiv. Eight years ago three times the age of Krish was 10 more than twice the age of Parthiv. Find Krish's present age?

A) 28 years B) 32 years
C) 33 years D) 30 years
 
Answer & Explanation Answer: A) 28 years

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Filed Under: Problems on Ages
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Q:

What is the value of (4/3) cot2 (p/6) + 3 cos2 (150)  4 cosec2 45 + 8 sin (p/2)?

A) 25/4 B) 1
C) – 7/2 D) 13/2
 
Answer & Explanation Answer: A) 25/4

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Filed Under: Simplification
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Q:

If secA/√(sec2A ­- 1) = x, then value of x is

A) tanA B) cosecA
C) sinA D) cosA
 
Answer & Explanation Answer: B) cosecA

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Q:

What is the value of ( 1/3 + cosec30)?

A) (√6+1)/√3 B) 7/3
C) (4+√3)/2 D) (√3+1)/2
 
Answer & Explanation Answer: B) 7/3

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Q:

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

A) 583 B) 275
C) 286 D) 427
 
Answer & Explanation Answer: D) 427

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Filed Under: Odd Man Out
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Q:

A solid right circular cone of radius 4 cm and height 7 cm is put inside a cylindrical vessel of radius 5 cm and height 8 cm. How much water in cubic cm will be required to fill the cylindrical vessel completely?

A) 1022.48 cubic cms B) 1533.72 cubic cms
C) 511.24 cubic cms D) 255.62 cubic cms
 
Answer & Explanation Answer: C) 511.24 cubic cms

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Filed Under: Area
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Q:

If θ>0, be an acute angle, then the value of it in degrees satisfying cos2θ-3cosθ+2sin2θ=1 is

A) 90° B) 30°
C) 45° D) 60°
 
Answer & Explanation Answer: D) 60°

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Filed Under: Simplification
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