6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

A sum of money invested at simple interest becomes 13/10 of itself in 2 years and 6 months. What is the rate (in percentage) of interest per annum?

A) 10	B) 15
C) 12	D) 18

Answer & Explanation Answer: C) 12

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Filed Under: Simple Interest
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Q:

What is the value of (tan60 + 1/3) ?

A) (2√2+1)/2	B) (√3+1)/√3
C) (3√3+1)/3	D) (3+√2)/3√2

Answer & Explanation Answer: C) (3√3+1)/3

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Filed Under: Simplification
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Q:

If $9^{x} = \sqrt[11]{243}$ , then what is the value of x?

A) 5/11	B) 5/22
C) 5/7	D) 5/33

Answer & Explanation Answer: B) 5/22

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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)

Answer & Explanation Answer: A) (x+6)(x+2)

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Q:

In a rhombus _____.

A) Diagonals are equal and perpendicular	B) Consecutive angles are equal
C) Consecutive angles are supplementary	D) Adjacent sides are not equal

Answer & Explanation Answer: C) Consecutive angles are supplementary

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Filed Under: Area
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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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Filed Under: Simplification
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Q:

What is the value of (tan60 - 1/3) ?

A) 3-√2	B) (2√2-√3)/2
C) -1/2√3	D) (3√3-1)/3

Answer & Explanation Answer: D) (3√3-1)/3

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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) 1232	B) 1188
C) 1320	D) 1050

Quantitative Aptitude - Arithmetic Ability Questions

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