Exams Questions and Answers

Q:

The standard deviation of the set {10, 11, 12, 9, 8} is

A) 1	B) √2
C) 2	D) 2√2

Answer & Explanation Answer: B) √2

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Filed Under: Probability
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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

A person who moves stealthily about or loiters near a place with a view to committing a crime

A) Scrupulous	B) Prowler
C) Veracious	D) Unfeigned

Answer & Explanation Answer: B) Prowler

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Filed Under: English
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Q:

The value of $\tan (- 405 °)$

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

Answer & Explanation Answer: B) -1

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

A box of 20 items was bought for Rs. 6,400 after a discount of 20%. Find the cost of each item.

A) Rs. 300	B) Rs. 350
C) Rs. 400	D) Rs. 450

Answer & Explanation Answer: C) Rs. 400

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

If in 2 years at simple interest the principal increases by 18%, what will be the compound interest (in Rs) earned on Rs 7000 in 3 years at the same rate?

A) 1865.2	B) 2065.2
C) 1965.2	D) 1765.2

Answer & Explanation Answer: B) 2065.2

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

Which of the following is not an Igneous Rock?

A) Dolomite	B) Granite
C) Basalt	D) Gabbro

Answer & Explanation Answer: A) Dolomite

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Filed Under: Chemistry
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Q:

What is the equation of the line perpendicular to the line 5x + 3y = 6 and having Y-intercept -3?

A) 3x - 5y = 15	B) 3x + 5y = 15
C) 3x - 5y = -15	D) 3x + 5y = -15

Answer & Explanation Answer: A) 3x - 5y = 15

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Who discovered Proton?

A) Ernest Rutherford	B) Friedrich Miescher
C) Henri Becquerel	D) Henry Cavendish

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