A wholesaler buys a pair of sunglasses for $5.50 each. He then marks up the wholesale cost 80% to create a retail price for his customers. Customers must then pay an additional 7% tax on the retail price.what is the total cost of a pair of sunglasses including tax round to the neatest penny

Respuesta :

.80+5.50=6.30

6.30+.07=6.37

 so 6.37 would be it
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