Question
George buys a jumpsuit, a vest and a coat. The average cost of these items is $31. The cost of the coat is four times the total cost of the jumpsuit and the vest. If the jumpsuit costs $13, find the difference in cost between the vest and the coat.
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George buys a jumpsuit, a vest and a coat. The average cost of these items is $31. The cost of the coat is four times the total cost of the jumpsuit and the vest. If the jumpsuit costs $13, find the difference in cost between the vest and the coat.