Question
Peter buys a dress, a vest and a coat. The average cost of these items is $73. The cost of the coat is four times the total cost of the dress and the vest. If the dress costs $22, find the difference in cost between the vest and the coat.
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Peter buys a dress, a vest and a coat. The average cost of these items is $73. The cost of the coat is four times the total cost of the dress and the vest. If the dress costs $22, find the difference in cost between the vest and the coat.