6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Which of the following numbers is not a prime number?

A) 197	B) 313
C) 439	D) 391

Answer & Explanation Answer: D) 391

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

If $x^{4} + \frac{1}{x^{4}} = 119,$ then the value of $x - \frac{1}{x}$ is

A) 6	B) 12
C) 11	D) 3

Answer & Explanation Answer: D) 3

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

If $r \sin θ = \sqrt{3}$ and $r \cos θ = 1$ , then the values of r and $θ$ are: $(0 ° ⩽ θ \leq 90 °)$

A) r=1, θ=30°	B) r=1⁄2, θ=30°
C) r=3 , θ=30°	D) r=2, θ=60°

Answer & Explanation Answer: D) r=2, θ=60°

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

The point equidistant from the sides of a triangle is called

A) Circumcenter	B) Incentre
C) Orthocentre	D) Centroid

Answer & Explanation Answer: B) Incentre

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

A wooden bowl is in shape of a hollow hemisphere of internal radius 8 cm and thickness 1 cm. Find the total surface area of the bowl?

A) 964.85 sq cms	B) 1125.14 sq cms
C) 1687.71 sq cms	D) 281.29 sq cms

Answer & Explanation Answer: A) 964.85 sq cms

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

If (1 / 3.197) = 0.3127, find the value of (1 / 0.0003197).

A) 3127	B) 3197
C) 312.7	D) 0.3127

Answer & Explanation Answer: A) 3127

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Filed Under: Decimal Fractions
Exam Prep: Bank Exams

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Q:

A certain sum of money becomes double of itself in 15 years at a rate of simple interest. In how many years will it become 5 times of itself at the same rate of simple interest

A) 45	B) 37.5
C) 75	D) 60

Answer & Explanation Answer: D) 60

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Filed Under: Simple Interest

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Q:

$A = (x^{8} - 1) / (x^{4} + 1) and B = (y^{4} - 1) / (y^{2} + 1) .$ If x = 2 and y = 9, then what is the value of $A^{2} + 2 AB + {AB}^{2} ?$

A) 96475	B) 98625
C) 92425	D) 89125

Quantitative Aptitude - Arithmetic Ability Questions

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