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Mathematics, 18.11.2019 09:31 Skybil1204
Apostal clerk sold some 15 cent stamps and some 25 cent stamps. altogether 10 stamps were sold for a total cost of 1.70$. how many of each type of stamp were sold?
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Apostal clerk sold some 15 cent stamps and some 25 cent stamps. altogether 10 stamps were sold for a...
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