6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

$∆ A B C$ inscribed in a circle so that BC is a diameter. The tangent at a point C intersects BA when produced at a point D. If $∠ A B C = 36 °$ then the value of $∠ A D C$ is

A) 36°	B) 44°
C) 48°	D) 54°

Answer & Explanation Answer: D) 54°

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

Simple interest on a certain sum of money for 3 years at 10% per annum is half the compound interest on Rs 6000 for 2 years at 10% per annum. The sum placed on simple interest is

A) Rs 4200	B) Rs 2100
C) Rs 1680	D) Rs 1050

Answer & Explanation Answer: B) Rs 2100

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

If ${(a + \frac{1}{a})}^{2} = 3,$ then the value of $a^{2} + \frac{1}{a^{2}}$ will be

A) 0	B) 1
C) 2	D) 3

Answer & Explanation Answer: B) 1

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE

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Q:

In ΔPQR, PQ = PR = 18 cm, AB and AC are parallel to lines PR and PQ respectively. If A is the mid-point of QR, then what is the perimeter (in cm) of quadrilateral ABPC?

A) 18	B) 28
C) 32	D) 36

Answer & Explanation Answer: D) 36

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

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Q:

Which of the following is not a quadratic equation?

A) 3x(x + 5) 11 = 2x(x - 2) + 6	B) 4x(x + 3) + 7 = 4x(x - 11) + 9
C) x(x + 2) 15 = x(2x - 5) + 11	D) 4x - 6x + 9 = 0

Answer & Explanation Answer: B) 4x(x + 3) + 7 = 4x(x - 11) + 9

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the value of √2 Sec 45 - Tan 30?

A) (2√3 - 1)/3	B) (√3 - 1)/√3
C) (2√3 - 1)/√3	D) (√3 - 1)/3

Answer & Explanation Answer: C) (2√3 - 1)/√3

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

In how many years will Rs 25,000 yield Rs 8,275 as compound interest at 10% per annum compounded annually?

A) 2	B) 4
C) 3	D) 5

Answer & Explanation Answer: C) 3

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

If a retailer offers a discount of 28% on the marked price of his goods and thus ends up selling at cost price, what was the % mark up?

A) 18.25 percent	B) 22 percent
C) 38.88 percent	D) 28 percent

Quantitative Aptitude - Arithmetic Ability Questions

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