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Quantitative Aptitude - Arithmetic Ability

Quantitative Aptitude - Arithmetic Ability Questions

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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
Exam Prep: Bank Exams

0 819

In the following pair of words, pick the odd pair which is odd from the others?

A) Hydrogen : Sulphuric Acid	B) Chlorine : Salt
C) Oxygen : Water	D) Nitrogen : Hydrochloric Acid

A) Hydrogen : Sulphuric Acid

B) Chlorine : Salt

C) Oxygen : Water

D) Nitrogen : Hydrochloric Acid

Answer & Explanation Answer: D) Nitrogen : Hydrochloric Acid

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

0 819

What is the equation of the line if its slope is 1/4 and y-intercept is -3?

A) x - 4y = 12	B) x + 4y = 12
C) x - 4y = -12	D) x + 4y = -12

A) x - 4y = 12

B) x + 4y = 12

C) x - 4y = -12

D) x + 4y = -12

Answer & Explanation Answer: A) x - 4y = 12

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Filed Under: Simplification
Exam Prep: Bank Exams

0 818

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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Find the value of 1006×994?

A) 999932	B) 999964
C) 1000032	D) 1000064

A) 999932

B) 999964

C) 1000032

D) 1000064

Answer & Explanation Answer: B) 999964

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Filed Under: Simplification
Exam Prep: Bank Exams

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If y = √3 - √2, then find the value of $(\frac{1}{y^{3}} - y^{3})$ .

A) 11	B) 11√2
C) 22	D) 22√2

A) 11

B) 11√2

C) 22

D) 22√2

Answer & Explanation Answer: D) 22√2

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Filed Under: Simplification
Exam Prep: Bank Exams

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The angle subtended by the chord of length 10 cm is 120° at the centre. Calculate the distance of the chord (in cm) from the centre.

A) 5/√3	B) 6/√3
C) 4/√3	D) 5/2√3

A) 5/√3

B) 6/√3

C) 4/√3

D) 5/2√3

Answer & Explanation Answer: A) 5/√3

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Filed Under: Area
Exam Prep: Bank Exams

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A can do a work in 15 days and B in 20 days. If they work on it together for 6 days, then what fraction of work is left?

A) 1/4	B) 2/9
C) 1/5	D) 3/10

A) 1/4

B) 2/9

C) 1/5

D) 3/10

Answer & Explanation Answer: D) 3/10

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Filed Under: Time and Work
Exam Prep: Bank Exams

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