6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If $\frac{a^{2}}{b + c} = \frac{b^{2}}{c + a} = \frac{c^{2}}{a + b} = 1$ then the value of $\frac{2}{1 + a} + \frac{2}{1 + b} + \frac{2}{1 + c}$

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

Answer & Explanation Answer: C) 2

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Q:

The area of a rhombus having one side 10 cm and one diagonal 12 cm is

A) 48 cm2	B) 96 cm2
C) 144 cm2	D) 192 cm2

Answer & Explanation Answer: B) 96 cm2

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Exam Prep: Bank Exams

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Q:

ΔPQR is right angled at Q. QS is the altitude. PQ is 2√13 cm and PS is 8 cm. What is the length of SR?

A) 6√13 cm	B) 4√13 cm
C) 18 cm	D) 9 cm

Answer & Explanation Answer: C) 18 cm

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Q:

The area of an equilateral triangle is 25√3 sq.cm. Find its side (in cm).

A) 10	B) 5
C) 20	D) 30

Answer & Explanation Answer: A) 10

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Exam Prep: Bank Exams , CAT

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Q:

sinA/(1 + cos A) is equal to

A) (cosecA - cotA)	B) (cosecA + cotA)
C) √[(cosecA - cotA)]	D) √[(cosecA + cotA)]

Answer & Explanation Answer: A) (cosecA - cotA)

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Q:

If $x = \sqrt{3} + \frac{1}{\sqrt{3}}$ , then the value of $(x - \frac{\sqrt{126}}{\sqrt{42}}) (x - \frac{1}{x - \frac{2 \sqrt{3}}{3}})$ is

A) √3/6	B) 2√3/6
C) 5/6	D) 2/3

Answer & Explanation Answer: C) 5/6

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Q:

A line passing through the origin perpendicularly cuts the line 2x + 3y = 6 at point M. Find M?

A) (6/11, 9/11)	B) (6/7, 9/7)
C) (6/11, -9/11)	D) (-6/7, 9/7)

Answer & Explanation Answer: A) (6/11, 9/11)

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Exam Prep: AIEEE , Bank Exams , CAT

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Q:

In an examination, 52% candidates failed in English and 42% failed in Mathematics. If 17% failed in both the subjects, then what percent passed in both the subjects?

A) 77	B) 58
C) 48	D) 23

Answer & Explanation Answer: D) 23

Explanation:

No of students failed in English only = 52 –17 = 35

No of students failed in maths only = 42 –17 = 25

Total no of failed students in either of the subjects = 35+17+25 = 77

No of passed student in both subjects = 100 –77 = 23

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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Quantitative Aptitude - Arithmetic Ability Questions

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