Quantitative Aptitude - Arithmetic Ability Questions

Q:

The difference between cost price and selling price is Rs 494. If loss percentage is 19%, then what is the selling price (in Rs)?

A) 2106 B) 2600
C) 3094 D) 2208
 
Answer & Explanation Answer: A) 2106

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Q:

On a certain principal, simple interest amounts to Rs. 2,000 in two years at the rate of 10% p.a. What will be the difference in the amount of interest if the same is compounded on annual basis?

A) Rs.200 B) Rs.220
C) Rs.100 D) Rs.120
 
Answer & Explanation Answer: C) Rs.100

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Q:

If tan(A/2) = x, then the value of x is

A) sinA/(1 - cosA) B) sinA/(1 + cosA)
C) √[sinA/(1 + cosA)] D) √[sinA/(1 - cosA)]
 
Answer & Explanation Answer: B) sinA/(1 + cosA)

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Filed Under: Simplification
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Q:

If a = 299, b = 298, c = 297 then the value of 2a3 + 2b3 + 2c3 - 6abc is

A) 5154 B) 5267
C) 5364 D) 5456
 
Answer & Explanation Answer: C) 5364

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Q:

At what rate of compound interest (in %) per annum will a sum of Rs. 15,000 become Rs. 18,150 in 2 years?

A) 11 B) 10
C) 9 D) 12
 
Answer & Explanation Answer: B) 10

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Q:

When a number is increased by 120, it becomes 130% of itself. What is the number?

A) 400 B) 520
C) 460 D) 580
 
Answer & Explanation Answer: A) 400

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Q:

The population of a town is 200000. It increases annually at the rate of 10%. What will be the population after 2 years?

A) 240000 B) 242000
C) 221000 D) 244000
 
Answer & Explanation Answer: B) 242000

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Q:

A merchant marks the price of his articles 20% above the cost price. If he allows 20% discount, then what is the profit or loss percentage?

A) 2% loss B) 4% profit
C) 4% loss D) No profit/loss
 
Answer & Explanation Answer: C) 4% loss

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