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 :	Choices:
A) Rs.80  B) Rs.115.20  C) Rs.120  D) Rs.125.40  E) None of these
Explanation:   For an income of Rs. 10, investment = Rs. 96.   For an income of Rs. 12, investment = (96/10x12) =115.20   Answer: Rs.115.20
<result>B</result>
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 :