6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

What is the total number of points in the plane of triangle ABC which is equidistant from the vertices of the triangle?

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

Answer & Explanation Answer: B) 1

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Q:

In a Kite _____.

A) One diagonal bisects the other	B) Both diagonals form two congruent triangles
C) Adjacent angles are supplementary	D) Opposite sides are parallel

Answer & Explanation Answer: A) One diagonal bisects the other

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Q:

Which of the following is not a quadratic equation?

A) 2x(x + 4) -11 = x(x - 3) + 6	B) 4x(x + 4) -11 = 5x(x - 3) + 5
C) x(x + 2) -15 = x(x - 5) + 11	D) 2x2 + 8x - 11 = 0

Answer & Explanation Answer: C) x(x + 2) -15 = x(x - 5) + 11

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Q:

For triangle PQR, what is the equation of altitude PS if coordinates of P, Q and R are (5,1), (0,4) and (2,3) respectively?

A) 7x + 2y = 33	B) 2x - 7y = 9
C) 2x - 7y = -3	D) 7x + 2y = -33

Answer & Explanation Answer: B) 2x - 7y = 9

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Q:

Simplify $576 b^{3} x^{2} a^{4} z^{3} / 36 a^{3} b^{2} z$

A) 16bx2az2	B) 8bx2az2
C) 32ba2 z	D) 32bxa2

Answer & Explanation Answer: A) 16bx2az2

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Q:

What is the perimeter of the sector whose central angle is 60° and radius of the circle is 21 cm?

A) 128 cm	B) 96 cm
C) 64 cm	D) 32 cm

Answer & Explanation Answer: C) 64 cm

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Q:

What is the simplified value of (cos A + sin A)(cot A + tan A)?

A) sec A + cosec A	B) sin A + cos A
C) tan A + cot A	D) sec A – cosec A

Answer & Explanation Answer: A) sec A + cosec A

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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Q:

If the difference between the measures of the two smaller angles of a right angled triangle is 8°, then the smallest angle is

A) 37°	B) 41°
C) 42°	D) 49°

Quantitative Aptitude - Arithmetic Ability Questions

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