Quantitative Aptitude - Arithmetic Ability Questions

Q:

In a mixture, unbroken and broken rice grains are in the ratio 3 : 2. How much fraction of the mixture must be drawn off and substituted with broken grains, so that the ratio of unbroken and broken grains becomes 1 : 1?

 

A) 1/3 B) 1/6
C) 1/4 D) 2/5
 
Answer & Explanation Answer: B) 1/6

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

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Q:

When a discount of 20% is given on a monthly train pass, the profit is 44%. If the discount is 29%, then the profit is _____.

A) 73 percent B) 118.2 percent
C) 17.4 percent D) 27.8 percent
 
Answer & Explanation Answer: D) 27.8 percent

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

The marked price is 10% higher than the cost price . A discount of 10% is given to the marked price . In this kind of sale the seller

A) bears no gain , no loss B) gains
C) loses 1% D) None of these
 
Answer & Explanation Answer: C) loses 1%

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Mehdi can complete a work in 25 hours. If he is joined by Jahnavi who is 50% more efficient, in what time will they together finish the work?

A) 12 hours B) 10 hours
C) 3 hours D) 9 hours
 
Answer & Explanation Answer: B) 10 hours

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

If a - b = -5 and a2+b2=73, then find ab.

A) 35 B) 14
C) 50 D) 24
 
Answer & Explanation Answer: D) 24

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Q:

If the expression px3  2x2  qx + 18 is completely divisible by (x2  9), then what is the ratio between p and q respectively?

A) 1:9 B) 1:3
C) 3:1 D) 9:1
 
Answer & Explanation Answer: A) 1:9

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

P(4,2) and R(-2,0) are vertices of a rhombus PQRS. What is the equation of diagonal QS.

A) x - 3y = -2 B) 3x + y = 4
C) 3x + y = -4 D) x - 3y = 2
 
Answer & Explanation Answer: B) 3x + y = 4

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Rs 11,550 has to be divided between X, Y & Z such that X gets 4/5 of what Y gets and Y gets 2/3 of what Z gets. How much more does Z get over X (in Rs)?

A) 7200 B) 1800
C) 1390 D) 2450
 
Answer & Explanation Answer: D) 2450

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Filed Under: Percentage
Exam Prep: Bank Exams

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