Demand Management : Please answer all bolded questions and show work!

The local grocery store needs a good forecast so that they know how many units of their highest selling soaps that they need to stock in the store. The store has accumulated the demand data (in cases) shown in the table below for the first six months of the year: 11. What is the forecast for July, if the store used a 3 month moving average? 12. What is the forecast for July, if the store used a weighted moving average with the following weights: t=0.6;t1=0.3; and t2=0.1 ? 13. What would have been the forecast for March if alpha =0.4 ? Assume F1 (forecast for January) is 700. 14. What is the forecast for July if you assume forecast for June is 1000 and alpha is 0.5