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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

The ten's digit of a 2­digit number is greater than the units digit by 4. If we subtract 36 from the number, the new number obtained is a number formed by interchange of the digits. Find the number.

A) 37 B) 18
C) 81 D) 73
 
Answer & Explanation Answer: D) 73

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

If the angle subtended by the radius of the circle and vertex B of the triangle ABC is 400. Then calculate the value of ∠BAC

A) 350 B) 450
C) 500 D) 650
 
Answer & Explanation Answer: C) 500

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

If the selling price is doubled, the profit triples. The profit percent is

A) 66.6% B) 150%
C) 100% D) 190%
 
Answer & Explanation Answer: C) 100%

Explanation:

Let CP be x and SP be y.

3(y –x) = (2y –x)y = 2x

Profit = y –x = 2x –x = x

Profit% = x/x X 100 = 100%

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Filed Under: Profit and Loss

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Q:

A train is moving at the speed of 90 km/hr. How many seconds it will take to cover a distance of 2275 meter?

A) 96 B) 91
C) 86 D) 93
 
Answer & Explanation Answer: B) 91

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

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Q:

When a discount of 25% is given on a box of popcorn, the profit is 25%. If the discount is 10%, then the profit is

A) 35 percent B) 50 percent
C) 20 percent D) 65 percent
 
Answer & Explanation Answer: B) 50 percent

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

The difference between simple interest on a certain sum at the rate of 6% per annum for 5 years and 6 years is 25.8. What is the sum (in Rs)?

 

A) 480 B)  430
C) 258 D) 516
 
Answer & Explanation Answer: B)  430

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

The ratio 1 : 5 can be expressed in decimal as

A) 0.5 B) 0.2
C) 0.02 D) 0.1
 
Answer & Explanation Answer: B) 0.2

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Filed Under: Decimal Fractions
Exam Prep: Bank Exams

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Q:

If (x + y)2 = xy + 1 and x3 – y3 = 1, then what is the value of x – y?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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