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Quantitative Aptitude - Arithmetic Ability

Quantitative Aptitude - Arithmetic Ability Questions

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Find the value of ${(\frac{\sqrt[4]{6}}{\sqrt[4]{3}})}^{4}$ ?

A) 1	B) 2
C) 3	D) 4

A) 1

B) 2

C) 3

D) 4

Answer & Explanation Answer: B) 2

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

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The variance of a set of data is 121. Then the standard deviation of the data is

A) +-11	B) 11
C) 21	D) 60.5

A) +-11

B) 11

C) 21

D) 60.5

Answer & Explanation Answer: B) 11

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Filed Under: Probability
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In the following question, select the odd letter from the given alternatives.

A) A	B) S
C) U	D) I

A) A

B) S

C) U

D) I

Answer & Explanation Answer: B) S

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Filed Under: Odd Man Out
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0 941

In the following question, select the odd letter/letters from the given alternatives.

A) GJMP	B) HKNR
C) PSVY	D) NQTW

A) GJMP

B) HKNR

C) PSVY

D) NQTW

Answer & Explanation Answer: B) HKNR

Explanation:

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The length of a mirror arc is 2/9 of the circumference of the circle. Write the measure of the angle (in degrees) subtended by the arc at the centre of the circle.

A) 60	B) 50
C) 80	D) 30

A) 60

B) 50

C) 80

D) 30

Answer & Explanation Answer: C) 80

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Filed Under: Area
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What is the value of $\cos^{2} A / (1 + sinA) ?$

A) 1 + sinA	B) 1 - sinA
C) 1 - secA	D) 1 + secA

A) 1 + sinA

B) 1 - sinA

C) 1 - secA

D) 1 + secA

Answer & Explanation Answer: B) 1 - sinA

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Filed Under: Simplification
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If $\tan^{2} A + \cot^{2} A + 2 = x$ , then the value of x is

A) tan2Acosec2A	B) secAcosecA
C) sec2Acosec2A	D) tanAcosecA

A) tan2Acosec2A

B) secAcosecA

C) sec2Acosec2A

D) tanAcosecA

Answer & Explanation Answer: C) sec2Acosec2A

Explanation:

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In the given figure, the angle bisectors of B and C of an isosceles triangle intersect at point O. Find the angle BOC (in degree), when $∠ ABC = ∠ ACB = 75 °$ .