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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

A right circular cylinder is partially filled with water. Two iron spherical balls are completely immersed in the water so that the height of the water in the cylinder rises by 4 cm. If the radius of one ball is half of the other and the diameter of the cylinder is 18 cm, then the radii of the spherical balls are

A) 6 cm and 12 cm B) 4 cm and 8 cm
C) 3 cm and 6 cm D) 2 cm and 4 cm
 
Answer & Explanation Answer: C) 3 cm and 6 cm

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

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Q:

The maximum number of common tangents that can be drawn to two disjoint circles is

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

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

The S.P of a washing machine is 1 1/3 of its C.P. Find the gain percent.

A) 33% B) 33 1/3%
C) 66 1/3% D) 66%
 
Answer & Explanation Answer: B) 33 1/3%

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Find the greatest four digit number when divided by 8, 12, 16 leaves 2 as remainder in every case?

A) 9984 B) 9985
C) 9986 D) 9987
 
Answer & Explanation Answer: C) 9986

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Filed Under: Problems on Numbers
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Q:

In the following question, four number pairs are given. The number on left side of (–) is related to the number of the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives .

 

 

A) 10 – 14 B) 14 – 18
C) 12 – 16 D) 16 – 24
 
Answer & Explanation Answer: D) 16 – 24

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

The sum of two numbers is equal to thrice their difference. If the smaller of the numbers is 10 find the other number.

A) 15 B) 30
C) 40 D) None of these
 
Answer & Explanation Answer: D) None of these

Explanation:

Let larger number be x and smaller number be y.

Also, y = 10

According to question,

⇒(x + y) = 3((x –y)⇒(x + 10) = 3(x –10)

⇒2x = 40⇒x = 20

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Filed Under: Numbers
Exam Prep: Bank Exams

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Q:

How many kilometers are there in one metre?

A) 0.01 B) 0.0001
C) 0.001 D) 0.1
 
Answer & Explanation Answer: C) 0.001

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Filed Under: Area
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Q:

What is the value of Cot 45° + Cosec 60°?

A) (√6 + 1)/√3 B) (1 + √3)/2
C) 5/√3 D) (√3 + 2)/√3
 
Answer & Explanation Answer: D) (√3 + 2)/√3

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Filed Under: Simplification
Exam Prep: Bank Exams

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