6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

What is the equation of the line which intercepts xaxis and yaxis at 3/4 and 2/3 respectively?

A) 8x + 9y = 6	B) 9x + 8y = 12
C) 8x - 9y = 6	D) 9x + 8y = -12

Answer & Explanation Answer: C) 8x - 9y = 6

Explanation:

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Filed Under: Simplification
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Q:

If sum of Rs.1000 amount to Rs.1331 in 3 years, compounded annually. Then, find the rate of interest per annum?

A) 15%	B) 30%
C) 10%	D) 20%

Answer & Explanation Answer: C) 10%

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Filed Under: Compound Interest
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Q:

If (cosecA - 1)/(cosecA + 1) = x, then the value of x is

A) (sinA/(1 + cosA))2	B) cosA/(1 + sinA)
C) (cosA/(1 + sinA))2	D) sinA/(1 + cosA)

Answer & Explanation Answer: C) (cosA/(1 + sinA))2

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Q:

If $1 / \sqrt (1 + \cot^{2} A) = x$ , then value of x is

A) sinA	B) cosecA
C) cosA	D) secA

Answer & Explanation Answer: A) sinA

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Q:

Select the odd letters from the given alternatives.

A) GHI	B) XYZ
C) VUT	D) CDE

Answer & Explanation Answer: C) VUT

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Filed Under: Odd Man Out
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Q:

What is the HCF of 36, 72 and 126?

A) 9	B) 36
C) 18	D) 12

Answer & Explanation Answer: C) 18

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Filed Under: HCF and LCM
Exam Prep: Bank Exams

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Q:

If the difference between the roots of the equation ${Ax}^{2} - Bx + C = 0$ is 4, then which of the following is TRUE?

A) B2 – 16A2 = 4AC + 4B2	B) B2 – 10A2 = 4AC + 6A2
C) B2 – 8A2 = 4AC + 10A2	D) B2 – 16A2 = 4AC + 8B2

Answer & Explanation Answer: B) B2 – 10A2 = 4AC + 6A2

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Q:

The factors of $x^{2} + 8 x + 12$ are

A) (x+6)(x+2)	B) (x-6)(x+2)
C) (x-4)(x-4)	D) (x+6)(x-2)

Quantitative Aptitude - Arithmetic Ability Questions

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