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Mathematics, 14.07.2021 14:00 Ksedro1998

many ® Black pencils cost N75 each and coloured pencils cost N105 each. If 24 mixed pencils cost #2010, how of them were black? (Hint: Let there be x black pencils. Thus there are 24 - x) coloured pencils.)​

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many ® Black pencils cost N75 each and coloured pencils cost N105 each. If 24 mixed pencils cost #20...
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