Answer now please

The current value of BSE SENSEX is 10000 and the annualized dividend yield on the index is 5%. A six-month-futures contract on the BSE SENSEX is quoted at 10200. If the return on Treasury Bills available in the market for the sam maturity is 5% and 25% of the stocks included in the index will pay dividends during the next six months, you are required to a. Determine whether index futures is overpriced or under priced. b. Show risk-free arbitrage profits, if any, available to the investor irrespective of the value of the SENSEX on maturity with detail workings, assuming that the SENSEX on maturity can be i. 9900 or ii. 10250