A man sold 400 (Rs 20) shares of a company, paying 5% at Rs 18 and invested the proceeds in (Rs 10) shares of another company paying 7% at Rs 12. How many (Rs 10) shares did he buy and was the change in his income ?
A man invests Rs.9,600 on Rs.100 shares at Rs.80. If the company pays him 18% dividend find: