6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

The simplest value of $\frac{3 \sqrt{8} - 2 \sqrt{12} + \sqrt{20}}{3 \sqrt{18} - 2 \sqrt{27} + \sqrt{45}}$ is

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

Answer & Explanation Answer: B) 2/3

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

20% discount is offered on an item. By applying a promo code the customer wins 15% cash back. What is the effective discount?

A) 30.8 percent	B) 30 percent
C) 12 percent	D) 32 percent

Answer & Explanation Answer: D) 32 percent

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

A work can be completed by 28 women in 36 days. If 4 women leave after working for 18 days, then how many days will be needed to complete the remaining work?

A) 24	B) 21
C) 27	D) 25

Answer & Explanation Answer: B) 21

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

Three toys are in a shape of cylinder, hemisphere and cone. The three toys have same base. Height of each toy is 2√2 cm. What is the ratio of the total surface areas of cylinder, hemisphere and cone respectively?

A) 4 : 3 : [(√2) + 1]	B) 4 : 3 : [2 + (√2)]
C) 4 : 3 : 2√2	D) 2 : 1 : (1 + √2)

Answer & Explanation Answer: A) 4 : 3 : [(√2) + 1]

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

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Q:

At 30% discount the selling price of an article is Rs 1050. What is the selling price (in Rs) if the discount is 15%?

A) 1200	B) 1175
C) 1100	D) 1275

Answer & Explanation Answer: D) 1275

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

A) (7, 14, 21)	B) (5, 12, 19)
C) (3, 10, 17)	D) (9, 16, 35)

Answer & Explanation Answer: D) (9, 16, 35)

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

If x + y = 10 and xy = 4, then what is the value of $x^{4} + y^{4}$ ?

A) 8464	B) 8432
C) 7478	D) 6218

Answer & Explanation Answer: B) 8432

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Filed Under: Simplification
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Q:

Area of 4 walls of a cuboid is 448 sq cm, its length is 18 cm and height is 8 cm. What is its breadth (in cm)?

A) 10	B) 9
C) 8	D) 7

Quantitative Aptitude - Arithmetic Ability Questions

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