Hello! I am really confused about which exce formulas to use to compute all of these. Thank you!!

Date Liquidating Value Daily Log Return 1000 950 800 890 980 9/16/18 9/18/18 9/19/18 9/20/18 You have the following dates with cormesponding liquidating values of your portfolio on that day. Please compute the following (whille showing your excel formula): 1. The daily log return 2. The average daily log return 3. The volatility (standard deviation) of the daily log returns 4. The daily log return converted to annual 5. The daily volatility converted to annual 6, The risk free rate (use 3%) 7. The Sharpe Ratio Please show your excel formulas, thank you