11. After a large snowstorm, the newspaper reports the water equivalent of the precipitation for 1Yorkton, Saskatchewan to be 25 mm. If we assume all of the precipitation fell as snow, then how many cm of snow did the city receive? 12. Each of the four illustrations to the right represents the wind flow pattern around an area of surface high pressure or surface low pressure in either the Northern Hemisphere or the Southern 4Hemisphere. For each, indicate whether the surface pressure system is low or high and whether the system is located in the Northern Hemisphere or Southern Hemisphere