The firm had paid dividend at AED $5$ per share last year. The estimated growth of dividends from

the company is estimated to be $8\%$ p a$.$ Determine the estimated market price of the equity share if the

estimated growth rate of dividend $(1)$ raises to $8\%(2)$ falls to $3\%.$ Also find out the present market price

of the share, given that the required rate of return of the equity investors is $18\%$