Quantitative Aptitude - Arithmetic Ability Questions

Q:

If 2cosAsinB = x, then the value of x is?

A) sin(A+B) + sin(A­-B) B) cos(A+B) + cos(A­-B)
C) sin(A+B) ­- sin(A-­B) D) cos(A­-B) -­ cos(A+B)
 
Answer & Explanation Answer: C) sin(A+B) ­- sin(A-­B)

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the value of tan 4π/3?

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

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Filed Under: Simplification
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Q:

Due to increase of k% in the side, the area of a square increases by 69%. What is the value of k?

A) 30 B) 33
C) 34.5 D) 35
 
Answer & Explanation Answer: A) 30

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

Two trains, one 150 m long and the other 130m long, coming from opposite directions crosssed each other in 7.2 seconds. The sum of speed of the two trains every hour would then be

 

A) 280 km B) 105 km
C) 70 km D) 140 km
 
Answer & Explanation Answer: D) 140 km

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

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Q:

The ratio between the speeds of two buses is 11:9. If the second bus runs 270 kms in 15 hours, then the speed of the first bus is?

A) 23 km/hr B) 11 km/hr
C) 2 km/hr D) 22 km/hr
 
Answer & Explanation Answer: D) 22 km/hr

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

Chandan travelled equal distance with speed of 3 kmph, 4 kmph and 8kmph and takes a total time of 42.5 min. Find the total distance in km.

A) 4 B) 2
C) 1 D) 3
 
Answer & Explanation Answer: D) 3

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

In a triangle XYZ , which of the following conditions is true

A) XY ­ YZ > ZX B) XY + YZ < ZX
C) XY ­ YZ < XZ D) XY + ZX < YZ
 
Answer & Explanation Answer: C) XY ­ YZ < XZ

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

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Q:

The cube of 105 is

A) 1157625 B) 1175625
C) 1185625 D) 1158625
 
Answer & Explanation Answer: A) 1157625

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Filed Under: Square Roots and Cube Roots
Exam Prep: Bank Exams

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