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Quantitative Aptitude - Arithmetic Ability

Quantitative Aptitude - Arithmetic Ability Questions

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Which single discount will be equal to two successive discounts of 12% and 5%?

A) 17%	B) 8.5%
C) 16.4%	D) 15.2%

A) 17%

B) 8.5%

C) 16.4%

D) 15.2%

Answer & Explanation Answer: C) 16.4%

Explanation:

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Exam Prep: Bank Exams

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If $C + \frac{1}{C} = 3$ , then what is the value of ${(C - 3)}^{7} + \frac{1}{C^{7}}$ ?

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

A) 2

B) 0

C) 3

D) 1

Answer & Explanation Answer: B) 0

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Filed Under: Simplification
Exam Prep: Bank Exams

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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

A) √3/6

B) 2√3/6

C) 5/6

D) 2/3

Answer & Explanation Answer: C) 5/6

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If $x = {at}^{2}$ and y = 2at then

A) x2 = 4ay	B) y2 = 4ax
C) x2 + y 2 = a2	D) x 2 - y2 = a 2

A) x2 = 4ay

B) y2 = 4ax

C) x2 + y 2 = a2

D) x 2 - y2 = a 2

Answer & Explanation Answer: B) y2 = 4ax

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Filed Under: Simplification
Exam Prep: Bank Exams

1 1492

Coefficient of $x^{2}$ in (x + 9)(6 - 4x)(4x - 7) is

A) 216	B) -4
C) -92	D) 108

A) 216

B) -4

C) -92

D) 108

Answer & Explanation Answer: C) -92

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Exam Prep: Bank Exams

0 1492

Calculate the area (in cm2) of a circle of radius 17.5 cm.

A) 1925	B) 962.5
C) 809.5	D) 1619

A) 1925

B) 962.5

C) 809.5

D) 1619

Answer & Explanation Answer: B) 962.5

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What is the area (in sq cm) of a rectangle if its diagonal is 51 cm and one of its sides is 24 cm?

A) 540	B) 810
C) 1080	D) 360

A) 540

B) 810

C) 1080

D) 360

Answer & Explanation Answer: C) 1080

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Exam Prep: Bank Exams

1 1491

Find the odd word/letter/number pair from the given alternatives

A) 14, 12	B) 24, 7
C) 42, 4	D) 37, 4

A) 14, 12

B) 24, 7

C) 42, 4

D) 37, 4

Answer & Explanation Answer: D) 37, 4

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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