Mahesh invests some money partly in 3% stock at 96 and partly in 4% stock at 120. To get equal dividends from both, what should be the ratio of his investment in both the stocks.
For an income of Re. 1 in 3% stock at 96, investment = Rs. 96/3 = Rs. 32 For an income Re. 1 in 4% stock at 120, investment = Rs. 120 /4 = Rs. 30
Ratio of investments = 32 : 30 = 16 : 15.
If 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: