Sundar bought Rs 4,500,12 % of Rs. 10 shares at par. He sold them when the price rose to Rs. 23 and invested the proceeds in Rs. 25 shares paying 10% per annum at Rs. 18. Find the change in his income.

Babu sold some Rs. 100 shares at 10% discount and invested his sales proceeds in 15% of Rs. 50 shares at Rs. 33. Had he sold his shares at 10% premium instead of 10% discount, he would have earned Rs. 450 more. Find the number of shares sold by him.

Naveen deposits Rs. 250 at the beginning of each month in an account that pays an interest of 6% per annum compounded monthly, how many months will be required for the deposit to amount to atleast Rs. 6390?

Vijay wants to invest Rs. 27,000 in buying shares. The shares of the following companies are available to him. Rs. 100 shares of company A at par value ; Rs. 100 shares of company B at a premium of Rs. 25. Rs. 100 shares of company C at a discount of Rs. 10. Rs. 50 shares of company D at a premium of 20%. Find how many shares will he get if he buys shares of company (i) A (ii) B (iii) C (iv) D

The capital of a company is made up of 50,000 preferences shares with a dividend of 16% and 2,500 ordinary shares. The par value of each of preference and ordinary shares is Rs. 10. The company had a total profit of Rs. 1,60,000. If Rs. 20,000 were kept in reserve and Rs. 10,000 in depreciation, what percent of dividend is paid to the ordinary share holders