To produce an annual income of Rs 1200 from a 12% stock at 90, the amount of stock needed is (a) Rs 10,000     (b) Rs 10,800     (c) Rs 14,400    (d) Rs 16,000

In order to obtain an income of Rs 650 from 10% stock at Rs 96, one must make an investment of (a) Rs 3100 (b) Rs 6240 (c) Rs 6500 (d) Rs 9600

If 4/5 of an estate be worth Rs 16,800, then the value of 3/7 of the estate is (a) Rs 9000 (b) Rs 21,000 (c) Rs 72,000 (d) Rs 90,000

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 (a) Rs 4800 (b) Rs 5000 (c) Rs 5400 (d) Rs 5600

A money lender finds that due to a fall in the annual rate of interest from 8% to 7 3/4% , his yearly income diminishes by Rs 61.50. His capital is (a) Rs 22,400 (b) Rs 23,800 (c) Rs 24,600 (d) Rs 26,000

The cash realised on selling a 14% stock at Rs 106.25, brokerage being 1/4%, is (a) Rs 105.50 (b) Rs 106 (c) Rs 106.50 (d) Rs 113.75

A 12% stock yielding 10% is quoted at (a) Rs 83.33 (b) Rs 110 (c) Rs 112 (d) Rs 120

Peter invested an amount of Rs 12,000 at the rate of 10 p.c.p.a. simple interest and another amount at the rate of 20 p.c.p.a. simple interest. The total interest earned at the end of one year on the total amount invested became 14 p.c.p.a. Find the total amount invested. (a) Rs 20,000 (b) Rs 22,000 (c) Rs 24,000 (d) Rs 25,000

If the annual rate of simple interest increases from 10% to 12(1)/(2)%, a mans yearly income increases by Rs 1250. His principal (in Rs) is (a) Rs 45,000 (b) Rs 50,000 (c) Rs 60,000 (d) Rs 65,000