$$60 \text{cm}/\text{hr} =1 \text{cm}/\min = 100 \text{cm}/100 \text{mins} = 1 \text{m}/100 \text{mins}$$. 
If $$60\text{cm}$$ of snow falls each hour, how much falls in $$100$$ minutes? 

[1] $$90\text{cm}$$ 
[2] $$1\text{m}$$ 
[3] $$110\text{cm}$$ 
[4] $$120\text{cm}$$ 