6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If $x = \frac{\sqrt{5} + 1}{\sqrt{5} - 1} & y = \frac{\sqrt{5} - 1}{\sqrt{5} + 1}$ , then find the value of $x^{2} - y^{2}$ .

A) √5	B) 2√5
C) 3√5	D) 4√5

Answer & Explanation Answer: C) 3√5

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Filed Under: Simplification
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Q:

Find out the odd word/letters/number/number pair from the given alternatives.

A) 27	B) 8
C) 64	D) 124

Answer & Explanation Answer: D) 124

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Filed Under: Odd Man Out
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Q:

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

A) 67559	B) 45189
C) 56341	D) 54321

Answer & Explanation Answer: D) 54321

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Q:

What is the value of $\frac{1}{3 \times 7} + \frac{1}{7 \times 11} + \frac{1}{11 \times 15} + . . . + \frac{1}{899 \times 903}$ ?

A) 21/509	B) 18/403
C) 25/301	D) 29/31

Answer & Explanation Answer: C) 25/301

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Q:

What value of 'p' will satisfy the equation $\frac{p}{\sqrt{540}} = \frac{\sqrt{240}}{p}$ ?

A) 6	B) 10
C) 6√10	D) √10

Answer & Explanation Answer: C) 6√10

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Q:

ABCD is a quadrilateral with AB = 9 cm, BC = 40 cm, CD = 28 cm, DA = 15 cm and angle ABC is a right –angel
What is the difference between perimeter of triangle ABC and perimeter of triangle ADC?

A) 4 cm	B) 5 cm
C) 6 cm	D) 7 cm

Answer & Explanation Answer: C) 6 cm

Explanation:

Perimeter of triangle ABC – Perimeter of triangle ADC = (9+40+41) - (15+28+41) = 6 cm

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Filed Under: Volume and Surface Area
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Q:

A car takes 5 hours to cover 100 kms distance at a particular speed whereas another car takes 3 hours to reach a particular distance at the same speed. Find the distance.

A) 40 km	B) 60 km
C) 70 km	D) 80 km

Answer & Explanation Answer: B) 60 km

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

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Q:

Calculate the distance (in cm) of the chord from the centre of the circle, if the chord of length 48 cm is drawn in the circle of radius 25 cm.

A) 7	B) 14
C) 49	D) 56

Quantitative Aptitude - Arithmetic Ability Questions

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