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Mathematics, 19.07.2019 21:30, cheergirl2854
Maria bought several post stamps and paid one dollar. there are stamps costing five cents, two cents, and one cent in the post office. she bought 10 times as many one-cent stamps as two-cent stamps, while the rest of the stamps she bought were five-cent stamps. how many one-cent stamps did maria buy?
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Mathematics, 21.06.2019 18:00, ahmedislife
Someone answer this asap rn for ! a discount storeโs prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =
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Mathematics, 22.06.2019 01:50, costel8532
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Maria bought several post stamps and paid one dollar. there are stamps costing five cents, two cents...
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