4. Rambhajan bought 500 share out of 50000 shares sold by a hydropower company. When the company distributed 25% of its net profit, he received Rs. 43850 as his dividend in a year, (a) Write the formula to calculate the dividend rate. (b) What is the profit of 1 share? (c) Find the net profit of the company. [1] [1] [2] The sides of a triangular field are 51 m. 25 m and 74 m. Answer the given questions.