$$(168-125)\times 5 = 215$$. 
A shop purchased a kind of Lego at ＄$$125$$ each. It then sold them at ＄$$168$$ each. How much did the shopkeeper earn for $$5$$ Legos? 

1: ＄$$190$$ 
2: ＄$$200$$ 
3: ＄$$210$$ 
4: ＄$$215$$ 