Find the cost of $₹4,500$, $8.5\%$ stock at $4$ premium?

A company with $500$ shares of nominal value $₹120$ declares an annual dividend of $15\%$. Calculate annual income of Mr. Sharma who holds $80$ shares of the company.

Market value of a share is $₹200$. If the brokerage rate is $0.3\%$ and the purchase value of the share is $₹k$, then find the value of $k$.

A man invests $₹4500$ in shares of a company which is paying $7.5\%$ dividend. If $₹100$ shares are available at a discount of $10\%$. Find the number of shares he purchases.

A man invests $₹4500$ in shares of a company which is paying $7.5\%$ dividend. If $₹100$ shares are available at a discount of $10\%$.Find his annual income.