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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

A school has 8 periods of 45 minutes each, every day. How long will each period be if the school has to have 9 periods everyday, assuming the working hours to be the same?

A) 40 min B) 35 min
C) 30 min D) 45 min
 
Answer & Explanation Answer: A) 40 min

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Filed Under: Time and Work
Exam Prep: Bank Exams

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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:

Compound interest on a certain sum for 2 years at the rate of 11% per annum is Rs 1160.5. What will be the simple interest (in Rs) for the same
amount at the same rate of interest for 2 years?

 

A) 9000 B) 1000
C) 1100 D) 1050
 
Answer & Explanation Answer: C) 1100

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

If Sec θ = 5/3, then what is the value of Cosec θ?

A) 0.8 B) 1.25
C) 4/3 D) 3/4
 
Answer & Explanation Answer: B) 1.25

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If x = 1 – y and x2 = 2 – y2, then what is the value of xy?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If x - 1/x = 1 then what is the value of 1x1x-1-1x+1+1x2+1-1x2-1?

A) ±√5 B) 2/5
C) ±2/√5 D) ±√5/2
 
Answer & Explanation Answer: C) ±2/√5

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If A is 40% more than B, then B is how much percent less than A?

A) 28.57 B) 40
C) 33.33 D) 66.66
 
Answer & Explanation Answer: A) 28.57

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

The weights of two iron balls are 3.5 kg and 7.5 kg. What is the percentage weight of the 1st ball with respect to 2nd ball.

A) 46 2/3% B) 35%
C) 46 1/3% D) 45%
 
Answer & Explanation Answer: A) 46 2/3%

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Filed Under: Percentage
Exam Prep: Bank Exams

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