Quantitative Aptitude - Arithmetic Ability Questions

Q:

The length of one side and the diagonal of a rectangle are 5 cm and 13 cm respectively. Find its area (in cm2).

A) 60 B) 120
C) 35 D) 70
 
Answer & Explanation Answer: A) 60

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Filed Under: Area
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Q:

What will be the quotient when 2143 is divided by 38?

A) 56 B) 55
C) 57 D) 54
 
Answer & Explanation Answer: A) 56

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Q:

If the difference between the roots of the equation Ax2  Bx + C = 0 is 4, then which of the following is TRUE?

A) B2 – 16A2 = 4AC + 4B2 B) B2 – 10A2 = 4AC + 6A2
C) B2 – 8A2 = 4AC + 10A2 D) B2 – 16A2 = 4AC + 8B2
 
Answer & Explanation Answer: B) B2 – 10A2 = 4AC + 6A2

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Filed Under: Simplification
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Q:

When a number is increased by 34, it becomes 117% of itself. What is the number?

A) 408 B) 200
C) 510 D) 306
 
Answer & Explanation Answer: B) 200

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Filed Under: Percentage
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Q:

X attempts 94 questions and gets 141 marks. If for every correct answer 4 marks is given, and for every wrong answer 1 mark is deducted, then the number of questions wrongly answered by X is __.

A) 45 B) 47
C) 57 D) 40
 
Answer & Explanation Answer: B) 47

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Filed Under: Probability
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Q:

Find out the odd word/letters/number/number pair from the given alternatives.

A) Dhanraj Pillay B) Pankaj Advani
C) Dhyan Chand D) Sardara Singh
 
Answer & Explanation Answer: B) Pankaj Advani

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Q:

A boy spends Rs 20 to purchase toffees at Rs 1 each. Next day, he purchased some toffees for Rs 40 with a discount of 50 paise per toffee. What is the average price per toffee (in paise)?

A) 45 B) 60
C) 40 D) 55
 
Answer & Explanation Answer: B) 60

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Filed Under: Average
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Q:

A thief is stopped by a policeman from a distance of 350 metres. When the policeman starts the chase, the thief also starts running. Assuming the speed of the thief as 7 km/h and that of police man as 12 km/h, how far the thief would have run, before he is over taken?

A) 490 metres B) 392 metres
C) 588 metres D) 294 metres
 
Answer & Explanation Answer: A) 490 metres

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Filed Under: Time and Distance
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