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
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Q:

In what ratio is the segment joining points (2, 3) and (-2, 1) divided by the Y-axis?

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

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

The rate of simple interest for which a sum of money becomes 5 times in 8 years is

A) 30% B) 40%
C) 50% D) 55%
 
Answer & Explanation Answer: C) 50%

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Filed Under: Percentage
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Q:

A ladder 13 m long reaches a window which is 12 m above the ground on side of a street. Keeping its foot at the same point, the ladder is turned to the other side of the street to each a window 5m high, then the width of the street is :

A) 17 m B) 16 m
C) 14 m D) 15 m
 
Answer & Explanation Answer: A) 17 m

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Filed Under: Height and Distance
Exam Prep: Bank Exams

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Q:

Find out the odd word/letters/number/number pair from the given alternatives.

A) 82 B) 75
C) 64 D) 31
 
Answer & Explanation Answer: C) 64

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Filed Under: Odd Man Out
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Q:

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

A) 2714 B) 8432
C) 6742 D) 7858
 
Answer & Explanation Answer: D) 7858

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Filed Under: Odd Man Out
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Q:

What is the value of (cos 45 - 1/3) ?

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

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Q:

If PQ and PR be the two tangents to a circle with centre O such that ∠QPR = 120° then ∠POQ is

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

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

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