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Quantitative Aptitude - Arithmetic Ability

Quantitative Aptitude - Arithmetic Ability Questions

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Find the value of ${[6 {[8^{\frac{1}{3}} + 64^{\frac{1}{3}}]}^{3}]}^{\frac{1}{4}}$

A) 5	B) 6
C) 36	D) 216

A) 5

B) 6

C) 36

D) 216

Answer & Explanation Answer: B) 6

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0 660

Determine the value of ‘r’ for which the equation 13x + 5 = rx + 18 has no solution.

A) 0	B) 5
C) 13	D) 18

A) 0

B) 5

C) 13

D) 18

Answer & Explanation Answer: C) 13

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What is the value of $(2^{3} + 5^{2}) (5^{2} - 2^{3})$ ?

A) 9	B) 49
C) 561	D) 571

A) 9

B) 49

C) 561

D) 571

Answer & Explanation Answer: C) 561

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0 747

What is the value of (cos45° + 1/3) ?

A) 2+√3	B) (2√2+1)/√2
C) (3+√2)/3√2	D) 5/√3

A) 2+√3

B) (2√2+1)/√2

C) (3+√2)/3√2

D) 5/√3

Answer & Explanation Answer: C) (3+√2)/3√2

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What is the value of (cos45° + 1/3) ?

A) 2+√3	B) (2√2+1)/√2
C) (3+√2)/3√2	D) 5/√3

A) 2+√3

B) (2√2+1)/√2

C) (3+√2)/3√2

D) 5/√3

Answer & Explanation Answer: C) (3+√2)/3√2

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0 750

ΔDEF is right angled at E. If cosD = 8/17, then what is the value of secF ?

A) 17/8	B) 8/17
C) 17/15	D) 15/17

A) 17/8

B) 8/17

C) 17/15

D) 15/17

Answer & Explanation Answer: C) 17/15

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If $x^{2} - 3 x + 1 = 0, then x + \frac{1}{x} is (x \neq 0)$

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

A) 1

B) 0

C) 3

D) 2

Answer & Explanation Answer: C) 3

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If $θ > 0$ , be an acute angle, then the value of it in degrees satisfying $\frac{\cos^{2} θ - 3 cosθ + 2}{\sin^{2} θ} = 1$ is

A) 90°	B) 30°
C) 45°	D) 60°

A) 90°

B) 30°

C) 45°

D) 60°

Answer & Explanation Answer: D) 60°

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