i stuck in this question solve the problem

SAP I'd 70060187

solve only A part

Question 2: (20) Following is data of four companies from same industry. YO Y Y2 Y3 Y4 400 20 Company Shares in millions A B 300 600 D 200 14 160 200 26 15 168 213 28 16 180 224 36 172 232 36 16 166 225 37 (a) Construct the Price Weighted Index and Market Value Weighted Index (b) In year 3 company 'E' enters in place of company 'D' with market price of 60 and having 300 million of shares outstanding. Construct new Market Value Weighted Index