Ronald sold drinks at a sports match. He sold bottles of lemonade at ＄$$4$$ each and bottles of "$$1000$$ Plus" at ＄$$7$$ each. He started with a total of $$350$$ bottles. Not all were sold and his total income was ＄$$2012$$. What was the minimum number of bottles of "$$1000$$ Plus" that Ronald could have sold? 
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