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 : 5
D. 16 : 15
Correct Answer :
D. 16 : 15
For an income of Re. 1 in 9% stock at 96, investment = For an income Re. 1 in 12% stock at 120, investment = Rs. = Rs. 10. Ratio of investments = : 10 = 32 : 30 = 16 : 15.