At a bakery Lew spent a total of $6.00 for one of kind of cupcake and one kind of dougnut. How many dougnuts did lew buy ?
1) The price of 2 doughnuts was $0.10 less than the price of 3 cupcakes
2) The average (mean) price of 1 dougnut and 1 cupcake was $0.35
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