An automatic car wash has had sales for car wash services for the past $4$ days. The data are presented below:

Required:

What would be their forecast for Friday using an exponential forecasting approach? Use alpha$=\mathrm{.}02$ and a forecast for Monday of $31.($Round your answers to two decimal places$).$monday demand $34.$ tuesday demand $27,$ wednesday demand $38,$ thursday demand $29$