A company has two departments, Y and Z that incur wage expenses. An analysis of the total wage expense of $41,000 indicates that Dept. Y had a direct wage expense of $6,400 and Dept. Z had a direct wage expense of $10,100. The remaining expenses are indirect and analysis indicates they should be allocated evenly between the two departments. Departmental wage expenses for Dept. Y and Dept. Z, respectively, are:

Amanager of a store that sells and installs spas wants to prepare a forecast for january and june of next year. her forecasts are a combination of trend and seasonality. she uses the following equation to estimate the trend component of monthly demand: ft = 30+5t, where t = 1 in january of this year. seasonal relatives are 0.60 for january and 1.50 for june. what demands should she predict for january and june of next year