Mathematics, 30.10.2020 21:20 sierra6816
Frederick uses his metal detector to search for coins on the beach. He has found both newer coins and antique coins. He has found 135 newer coins over the past year, which is 75% of all the coins he has found. How many antique coins did he find?
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Frederick uses his metal detector to search for coins on the beach. He has found both newer coins an...
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