Quantitative Aptitude - Arithmetic Ability Questions

Q:

Find equation of the perpendicular bisector of segment joining the points (2,-5) and (0,7)?

A) x - 6y = 5 B) x + 6y = -5
C) x - 6y = -5 D) x + 6y = 5
 
Answer & Explanation Answer: C) x - 6y = -5

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Q:

A factory buys 8 machines. 3 Machine­A, 4 Machine­B and rest Machine­C. Prices of the machines are Rs 45000, Rs 25000 and Rs 35000 respectively. Calculate the average cost (in Rs) of these machines?

A) 33750 B) 35000
C) 36250 D) 32250
 
Answer & Explanation Answer: A) 33750

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

The mode and median of the data 8, 6, 8, 7, 8, 6, 8, 7, 6 is

A) 7 and 8 B) 6 and 7
C) 8 and 7 D) 6 and 8
 
Answer & Explanation Answer: C) 8 and 7

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Q:

Find the circumference (in cm) of a circle of radius 17.5 cm.

A) 140 B) 110
C) 38 D) 76
 
Answer & Explanation Answer: B) 110

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

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Q:

The triangle in which the orthocenter, circumcentre, Incenter and the centroid coincide each other at a point is known as _____________.

A) isosceles triangle B) equilateral triangle
C) right angled triangle D) obtuse angled triangle
 
Answer & Explanation Answer: B) equilateral triangle

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Filed Under: Volume and Surface Area
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Q:

What is the value of (tan45° + 1/√2) ?

A) 5/√3 B) 7/2√3
C) (√2+1)/√2 D) 4/√3
 
Answer & Explanation Answer: C) (√2+1)/√2

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Q:

Rakshanth is twice as good as tradesman as Verma and together they finish a piece of work in 19 days. In how many dayswill Verma alone finish the work?

A) 38 B) 57
C) 76 D) 50
 
Answer & Explanation Answer: B) 57

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Filed Under: Time and Work
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Q:

Two pipes fill a tank when working individually in 25 and 40 hours, respectively while a third pipe can drain the filled tank in 16 hours. If all the three pipes are turned on at the same time when the tank is empty, how long will it take to fill the tank completely ?

A) 2 days 1 hour B) 16 days 16 hours
C) 1 day 7 hours D) 15 days 18 hours
 
Answer & Explanation Answer: B) 16 days 16 hours

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Filed Under: Pipes and Cistern
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