The manager of the Petroco Service Station wants to forecast the demand for unleaded gasoline next month so that the proper number of gallons can be ordered from the distributor. The owner has accumulated the following data on demand for unleaded gasoline from sales during the past $10$ months. Compute an exponentially smoothed forecast with an $\backslash$alpha value of $\mathrm{.}30.$ the forecast for the month of January would be $($type number only, two decimals$)$ A$)$ In the Petroco Service Station problem, compute an exponentially smoothed forecast with an a value of $\mathrm{.}30.$ The forecast for the month of August is$?$ B$)$ In the Petroco Service Station problem, for the exponentially smoothed forecast with an a value of $\mathrm{.}30,$ compute the mean absolute deviation $($MAD$)$