6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

A watch is listed for Rs.230 and is sold at a discount of 12%, then the sale price of the watch is

A) Rs.27.6	B) Rs.276
C) Rs.202.4	D) Rs.257.6

Answer & Explanation Answer: C) Rs.202.4

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

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Q:

The difference between compound interest compoundedevery 6 months and simple interest after 2 years is 248.10.The rate of interest is 10 percent. Find the sum

A) 12000	B) 14000
C) 16000	D) 18000

Answer & Explanation Answer: C) 16000

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Filed Under: Simple Interest

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Q:

The perimeter of an isosceles triangle is 32 cm and each of the equal sides is 5/6 times of the base. What is the area (in cm2 ) of the triangle ?

A) 39	B) 48
C) 57	D) 64

Answer & Explanation Answer: B) 48

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Filed Under: Area
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

Area of circle is equal to the area of a rectangle having perimeter of 50 cms. and length more than the breadth by 3 cms. What is the diameter of the circle?

A) 7 cms	B) 21 cms
C) 28 cms	D) 14 cms

Answer & Explanation Answer: D) 14 cms

Explanation:

Let the breadth of rectangle be x cm => Length of rectangle = (x+3) cm Now, perimeter =2(x+x+3) = 50 => 2x + 3 = 25 => x = 11 Thus, breadth = 11 cm and length = 14 cm Area of circle = Area of rectangle =>pi * r* r = 14 * 11 =>r*r = 14 * 11 * 7/22 =>r = 7 cm Diameter = 2 * 7 = 14 cm

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Filed Under: Area

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Q:

The lengths of the diagonals of a rhombus are 8 cm and 6 cm. The area of rhombus is:

A) 96 cm2	B) 60 cm2
C) 48 cm2	D) 24 cm2

Answer & Explanation Answer: D) 24 cm2

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

If $a$ - $\frac{1}{a}$ =7,then $a^{2}$ + $\frac{1}{a^{2}}$ =?

A) 54	B) 51
C) 53	D) 52

Answer & Explanation Answer: B) 51

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

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Q:

A dealer sold an article at 6% loss. Had he sold it for Rs. 64 more, he would have made a profit of 10%. Then the cost of the article is

A) Rs.400	B) Rs.200
C) Rs.164	D) Rs.464

Answer & Explanation Answer: A) Rs.400

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Cost price of an article is Rs 5800. If the loss percentage is 33%, then what is the selling price (in Rs) of the article?

A) 3886	B) 3424
C) 4420	D) 5168

Quantitative Aptitude - Arithmetic Ability Questions

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