Quantitative Aptitude - Arithmetic Ability Questions

Q:

A boy found the answer for the question "Subtract the sum of 1/4 and 1/5 from unity and express the answer in decimals" as 0.45. The percentage of error in his answer was

A) (100/11) % B) 50%
C) 10% D) (200/11)%
 
Answer & Explanation Answer: D) (200/11)%

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Q:

A solid copper sphere of radius 9 cm is melted and reformed into a wire of radius 1 mm. What will be the length of this wire? (Take π = 22/7)

A) 1166.4 metres B) 1458 metres
C) 777.6 metres D) 972 metres
 
Answer & Explanation Answer: D) 972 metres

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Q:

If a2b+c=b2C+a=a2a+b=1 then 11+a+11+b+11+c is

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

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Q:

If the expression px3  qx2  7x  6 is completely divisible by x2  x  6, then what is the value of p and q respectively?

A) 0, 1 B) 1, 0
C) 2, 1 D) 1, 2
 
Answer & Explanation Answer: B) 1, 0

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Q:

Two cars travel from city A to city B at a speed of 30 and 44 km/hr respectively. If one car takes 3.5 hours lesser time than the other car for the journey, then the distance between City A and City B is

A) 330 km B) 396 km
C) 495 km D) 264 km
 
Answer & Explanation Answer: A) 330 km

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Filed Under: Time and Distance
Exam Prep: Bank Exams , CAT

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Q:

Angle of Elevation means

Answer

In Heights and Distances,


The angle of elevation of an object is the angle between the horizontal and the line of sight that is the line from the object to the observer's eye.

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Subject: Height and Distance Exam Prep: AIEEE , Bank Exams , CAT
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Q:

The average of 29 consecutive even integers is 60. The highest of these integers is

A) 88 B) 118
C) 176 D) 120
 
Answer & Explanation Answer: A) 88

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Q:

If ABCDEF is a regular hexagon, then what is the value (in degrees) of ∠ADB?

A) 15 B) 30
C) 45 D) 60
 
Answer & Explanation Answer: B) 30

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