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1.

A 12% stock yielding 10% is quoted at:

Answer» To earn Rs. 10, money invested = Rs. 100. To earn Rs. 12, money invested = Rs. 100 x 12 = Rs. 120. 10 Market value of Rs. 100 stock = Rs. 120.
2.

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

Answer» For an income of Rs. 8, investment = Rs. 100. For an income of Rs. 6, investment = Rs. 100 x 6 = Rs. 75. 8 Market value of Rs. 100 stock = Rs. 75.
3.

Which is better investment: 11% stock at 143  or  9% stock at 117?

Answer» Let investment in each case be Rs. (143 x 117). Income in 1st case = Rs. 11 x 143 x 117 = Rs. 1287. 143 Income in 2nd case = Rs. 39 x 143 x 117 = Rs. 1394.25 4 x 117 Clearly, 9 3 % stock at 117 is better. 4
4.

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

Answer» To obtain Rs. 10, investment = Rs. 96. To obtain Rs. 650, investment = Rs. 96 x 650 = Rs. 6240. 10
5.

A man bought 20 shares of Rs. 50 at 5 discount, the rate of dividend being 13. The rate of interest obtained is:

Answer» Investment = Rs. [20 x (50 - 5)] = Rs. 900. Face value = Rs. (50 x 20) = Rs. 1000. Dividend = Rs. 27 x 1000 = Rs. 135. 2 100 Interest obtained = 135 x 100 % = 15% 900
6.

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:

Answer» Dividend on Rs. 20 = Rs. 9 x 20 = Rs. 9 . 100 5 Rs. 12 is an income on Rs. 100. Rs. 9 is an income on Rs. 100 x 9 = Rs. 15. 5 12 5
7.

By investing in 16% stock at 64, one earns Rs. 1500. The investment made is:

Answer» To earn Rs. 50 , investment = Rs. 64. 3 To earn Rs. 1500, investment = Rs. 64 x 3 x 1500 = Rs. 5760. 50
8.

Rs. 9800 are invested partly in 9% stock at 75 and 10% stock at 80 to have equal amount of incomes. The investment in 9% stock is:

Answer» Let the investment in 9% stock be Rs. x. Then, investment in 10% stock = Rs. (9800 - x). 9 x x = 10 x (9800 - x) 75 80 3x = 9800 - x 25 8 24x = 9800 x 25 - 25x 49x = 9800 x 25 x = 5000.
9.

A man invests some money partly in 9% stock at 96 and partly in 12% stock at 120. To obtain equal dividends from both, he must invest the money in the ratio:

Answer» For an income of Re. 1 in 9% stock at 96, investment = Rs. 96 = Rs. 32 9 3 For an income Re. 1 in 12% stock at 120, investment = Rs. 120 = Rs. 10. 12 Ratio of investments = 32 : 10 = 32 : 30 = 16 : 15. 3
10.

By investing Rs. 1620 in 8% stock, Michael earns Rs. 135. The stock is then quoted at:

Answer» To earn Rs. 135, investment = Rs. 1620. To earn Rs. 8, investment = Rs. 1620 x 8 = Rs. 96. 135 Market value of Rs. 100 stock = Rs. 96.
11.

A man invested Rs. 4455 in Rs. 10 shares quoted at Rs. 8.25. If the rate of dividend be 12%, his annual income is:

Answer» Number of shares = 4455 = 540. 8.25 Face value = Rs. (540 x 10) = Rs. 5400. Annual income = Rs. 12 x 5400 = Rs. 648. 100
12.

Sakshi invests a part of Rs. 12,000 in 12% stock at Rs. 120 and the remainder in 15% stock at Rs. 125. If his total dividend per annum is Rs. 1360, how much does he invest in 12% stock at Rs. 120?

Answer» Let investment in 12% stock be Rs. x. Then, investment in 15% stock = Rs. (12000 - x). 12 x x + 15 x (12000 - x) = 1360. 120 125 x + 3 (12000 - x) = 1360. 10 25 5x + 72000 - 6x = 1360 x 50 x = 4000.
13.

A man invested Rs. 1552 in a stock at 97 to obtain an income of Rs. 128. The dividend from the stock is:

Answer» By investing Rs. 1552, income = Rs. 128. By investing Rs. 97, income = Rs. 128 x 97 = Rs. 8. 1552 Dividend = 8%
14.

The market value of a 10.5% stock, in which an income of Rs. 756 is derived by investing Rs. 9000, brokerage being %, is:

Answer» For an income of Rs. 756, investment = Rs. 9000. For an income of Rs. 21 , investment = Rs. 9000 x 21 = Rs. 125. 2 756 2 For a Rs. 100 stock, investment = Rs. 125. Market value of Rs. 100 stock = Rs. 125 - 1 = Rs. 124.75 4