Quantitative Aptitude - Arithmetic Ability Questions

Q:

On a certain principal if the Simple interest for two years is Rs 3000 and Compound interest for the two years is Rs 3225, what is the rate of Interest?

A) 7.5 percent B) 30 percent
C) 15 percent D) 22.5 percent
 
Answer & Explanation Answer: C) 15 percent

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

After a discount of 23% an article is sold for Rs 1848. What is the marked price (in Rs) of the article?

A) 2150 B) 2275
C) 2350 D) 2400
 
Answer & Explanation Answer: D) 2400

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

The incomes of X and Y are in the ratio 5 : 6 and their expenditure are in the ratio 6 : 5. If X saves Rs 7000 and Y saves Rs 15000, then what will be the income (in Rs) of X?

 

A) 28000 B) 20000
C) 25000 D) 24000
 
Answer & Explanation Answer: C) 25000

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

Three bottles of equal capacity have mixture of milk and water in ratio 5 : 7, 7 : 9 and 2 : 1 respectively. These three bottles are emptied into a large bottle. What is the percentage of milk in the new mixture?

A) 49.6 B) 52.3
C) 51.2 D) 50.7
 
Answer & Explanation Answer: D) 50.7

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Filed Under: Alligation or Mixture
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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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Filed Under: Area
Exam Prep: Bank Exams

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Q:

If a+b=5 and a­b=3, then the value of (a2+b2) is

A) 17 B) 18
C) 19 D) 20
 
Answer & Explanation Answer: A) 17

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Filed Under: Simplification
Exam Prep: Bank Exams

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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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Filed Under: Percentage
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Q:

A retailer marks up his goods by 150% and offers 40% discount. What will be the selling price (in Rs) if the cost price is Rs 800?

A) 1200 B) 1500
C) 1000 D) 2000
 
Answer & Explanation Answer: A) 1200

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Filed Under: Percentage
Exam Prep: Bank Exams

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