A invested some money in 10% stock at 96. If B wants to invest in an equally good 12% stock: he must purchase a stock worth of

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 (a) 3:4 (b) 3:5 (c) 4:5quad (d) 16:15

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? (a) Rs 4000 (b) Rs 4500 (c) Rs 5500 (d) Rs 6000

A retired man sells out Rs 7500 of a 10% stock at Rs 105.50 and invests the proceeds in 14% stock at Rs 124.50. What is the change in income is he pays a service charge of 0.5% of the face value on each transaction? (a) Rs 95 (b) Rs 114 (c) Rs 132 (d) None of these

David invested certain amount in three different schemes A, B and C with the rate of interest 10% p.a., 12% p.a and 15% p.a. respectively. If the the total interest accrued in one year was 3200 and the amount invested in Scheme C was 150 % of the amount invested in Scheme A and 240% of the amount invested in Scheme B, what was the amount invested in Scheme B?