Quantitative Aptitude - Arithmetic Ability Questions

Q:

If the side AB of an equilateral triangle ABC is equal to 12 cm. Calculate the length( in cm) of the AO, if O is the centroid of the triangle.

A) 2√3 B) 3√3
C) 4√3 D) 9√3
 
Answer & Explanation Answer: C) 4√3

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

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Q:

Two mixtures have milk and water in the ratio 1 : 4 and 3 : 2 respectively. In what ratio two types of mixtures have to be mixed to get a new mixture having ratio of milk and water as 1 : 1?

 

A) 4 : 3 B) 5 : 3
C) 3 : 2 D) 1 : 3
 
Answer & Explanation Answer: D) 1 : 3

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Filed Under: Alligation or Mixture
Exam Prep: AIEEE , Bank Exams

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Q:

What is the value of Cot 60°- Cos 45°?

A) (9 - 2√3)/9 B) (2√6 - 1)/√3
C) (1 - 2√3)/2 D) (√2 - √3)/√6
 
Answer & Explanation Answer: D) (√2 - √3)/√6

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

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Q:

38% of 250 is equal to

A) 95 B) 114
C) 76 D) 104.5
 
Answer & Explanation Answer: A) 95

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

In the following question, select the odd letter/letters from the given alternatives.

A) DGJ B) TVW
C) HKN D) PSV
 
Answer & Explanation Answer: B) TVW

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

What are the co­ordinates of the mid point of the segment joining points C(5,­-2) and D(­-1,8).

A) (­-2, ­3) B) (2, 3)
C) (­2, -3) D)  (-2, -­3)
 
Answer & Explanation Answer: B) (2, 3)

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The two lines 4x+3y=0 and 7x+5y=0 will ______ in their graphical representation.

A) be parallel to each other B) intersect each other at one point only
C) intersect each other at three points only D) coincide each other
 
Answer & Explanation Answer: B) intersect each other at one point only

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If (a+1a)2=3, then the value of a6-1a6 will be

A) 1 B) 3
C) 0 D) 2
 
Answer & Explanation Answer: C) 0

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