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Q:

66 cubic centimetres of silver is drawn into a wire 1 mm in diameter. The length of the wire in metres will be:

A) 84	B) 90
C) 168	D) 336

Answer & Explanation Answer: A) 84

Explanation:

Let the length of the wire be h.

Radius r =1/2 mm = 1/20 cm

${πr}^{2} h = 66$

=> h= (66 x 20 x 20) x (7/22) = 8400cm = 84m

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Filed Under: Volume and Surface Area

Q:

A 6% stock yields 8%. The market value of the stock is:

A) 70	B) 76
C) 75	D) 80

Answer & Explanation Answer: C) 75

Explanation:

For an income of Rs. 8, investment = Rs. 100.

For an income of Rs. 6, investment = $R s . (\frac{100}{8} * 6)$ = Rs. 75.

Market value of Rs. 100 stock = Rs. 75.

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Filed Under: Stocks and Shares

Q:

A man buys Rs. 20 shares paying 9% dividend. The man wants to have an interest of 12% on his money. The market value of each share is:

A) 12	B) 15
C) 18	D) 20

Answer & Explanation Answer: B) 15

Explanation:

Dividend on Rs. 20 = Rs. (9/100)x 20 = Rs.9/5.

Rs. 12 is an income on Rs. 100.

Rs.9/5 is an income on Rs.[ (100/12) x (9/5)] = Rs. 15.

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Filed Under: Stocks and Shares

Q:

Example:$800 is invested at 7% for 6 years.Find the interest compounded anually?

A) 400.58	B) 300.58
C) 200.58	D) 100.58

Answer & Explanation Answer: A) 400.58

Explanation:

M=P(1+i)^n

I=M-P

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams
Job Role: Bank PO

Q:

A man bought 20 shares of Rs. 50 at 5 discount, the rate of dividend being 13 $\frac{1}{2}$ . The rate of interest obtained is:

A) 13%	B) 12
C) 15%	D) 16%

Answer & Explanation Answer: C) 15%

Explanation:

Investment = Rs. [20 x (50 - 5)] = Rs. 900.

Face value = Rs. (50 x 20) = Rs. 1000.

Dividend = $R s . (\frac{27}{2} * \frac{1000}{100}) = R s . 135$

Interest obtained = $\frac{135}{900} * 100$ % = 15%

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Filed Under: Stocks and Shares

Q:

The probability that a card drawn at random from the pack of playing cards may be either a queen or an ace is:

A) 9/13	B) 11/13
C) 2/13	D) None of these

Answer & Explanation Answer: C) 2/13

Explanation:

Number of queen cards = 4

Number of ace cards = 4

P(either a queen or ace) = 4/52 + 4/52= 8/52 = 2/13

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Filed Under: Probability

Q:

In order to obtain an income of Rs. 650 from 10% stock at Rs. 96, one must make an investment of:

A) 3100	B) 6240
C) 6500	D) 9600

Answer & Explanation Answer: B) 6240

Explanation:

To obtain Rs. 10, investment = Rs. 96.

To obtain Rs. 650, investment = $R s . \frac{96 * 650}{10}$ = Rs. 6240.

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Filed Under: Stocks and Shares

Q:

If an unbiased dice is rolled once, the odds in favour of getting a point which is multiple of 3 is:

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

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