A man bought 360, ten-rupee shares of a company, paying 12 percent per annum. He sold shares when their price rose to ₹ 21 per share and invested the proceeds in five-rupee shares paying 4.5 percent per annum at ₹ 3.50 per share. Find annual change in his income.

Two brothers A and B invest ₹ 16,000 each in buying shares of two companies. A buys 3% hundred rupee shares at 80 and B buys ten-rupee shares at par. If they both receive equal dividend at the end of the year, find the rate percent of the dividend received by B.

100, ₹ 100 shares (paying 10% dividend) are brought at a discount of ₹ 20 and another 100, ₹ 100 shares (paying 10% dividend) are brought at ₹ 120. The total dividend earned is :

1. ₹ 00

2. ₹ 2,000

3. ₹ 400

4. ₹ 2,400

The money required, to buy 80 shares, each of ₹ 60 and quoted at ₹ 70, is :

1. ₹ 5600

2. ₹ 4800

3. ₹ 80 × 60 × 70

4. ₹ 4200