6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Determine the value of z in the equation: $z = \sqrt{20 + \sqrt{20 + \sqrt{20 + \sqrt{20 + . . . \infty}}}}$

A) 4	B) 5
C) 20	D) 25

Answer & Explanation Answer: B) 5

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Profit of Rs 187200 has to be divided among three partners Amit, Brijmohan and Chiranjeev in the ratio 1:2:5. How much does Chiranjeev get?

A) Rs. 46800	B) Rs. 23400
C) Rs. 117000	D) Rs. 58500

Answer & Explanation Answer: C) Rs. 117000

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

What will come in the place of question mark (?) in the following question (You do not have to calculate the exact value)?

(184.002 - 29 ÷ 5) × 29.997 = ?

A) 5140	B) 5240
C) 5340	D) 5440

Answer & Explanation Answer: C) 5340

Explanation:

Ans.
(184 - 6) × 30 = ?
178 × 30 = ?
? = 5340

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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams , GATE

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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:

The average of four consecutive odd numbers is 64. What is the value of largest number?

A) 65	B) 69
C) 71	D) 67

Answer & Explanation Answer: D) 67

Explanation:

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

The average marks in science subject of a class of 20 students is 68. If the marks of two students were misread as 48 and 65 of the actual marks 72 and 61 respectively, then what would be the correct average?

A) 68.5	B) 69
C) 69.5	D) 70

Answer & Explanation Answer: B) 69

Explanation:

Difference of marks = 72 + 61 –48 –65 = 20∴Correct average marks = 68 +20/20= 69

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Q:

Mahesh buys a watch of Rs 300 and sells it. Mahesh gives two successive discount of 15% and 6% to the buyer. What will be the selling price (in Rs) ofthe watch?

A) 213.4	B) 242.3
C) 239.7	D) 247.4

Answer & Explanation Answer: C) 239.7

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

If $\frac{11 - 13 x}{x} + \frac{11 - 13 y}{y} + \frac{11 - 13 z}{z} = 5$ then what is the value of $\frac{1}{x} + \frac{1}{y} + \frac{1}{z} = ?$

A) 1	B) 13/11
C) 13/5	D) 4

Quantitative Aptitude - Arithmetic Ability Questions

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