11. What is meant by working capital? What are the advantages of effective working capital management? (1.5 + 1.5 marks) 13. Covaccine is working on developing vaccines for the past few years. Covaccine has the following dividend history Year Dividend per share Recently paid 210 BZ Last year 190 BZ Two years ago 180 Bz Three years ago 160 Bz The rate of return required in this risk class is 25 per cent. Covaccine has developed the vaccine for COVID- 19 and plans to launch it commercially. Assuming that the growth rate in future will be double of its historic growth rate, what is the value of one share