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Mathematics, 12.07.2019 10:30 kolbehoneyman
Astore sells only black and blue pens. the store sold 300 black pens last week. this was 2/5 of the number of pens sold. how many blue pens were sold?
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Astore sells only black and blue pens. the store sold 300 black pens last week. this was 2/5 of the...
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