One bag costs $$75$$￠. Three such bags cost $$3\times $0.75=$2.25$$. 
If one bag of chips costs $$75$$￠, then three of these bags cost ． 
Options:
  - $$$0.25$$ 
  - $$$1.50$$ 
  - $$$2.25$$ 
  - $$$3.00$$ 