The table shows the number of laptops sold in each of the first five months of 2012.
| Month | January | February | March | April | May |
|---|---|---|---|---|---|
| Number of laptops | 2190 | 2220 | 2280 | 2250 | 2280 |
Work out the 3-point moving averages for the first five months of 2012.
The 3-point moving average of the number of laptops sold in April, May and June of 2012 was 2300.
Work out the number of laptops sold in June 2012.
Describe what the moving averages show about the trend in the number of laptops sold in the shop in the first six months of 2012.