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Mathematics, 13.07.2019 20:30 proutyhaylee
What is the price per kg of brand x coffee if 5 kg were mixed with 2 kg of brand y coffee which costs $10/kg to make 7 kg of krystal's special coffee blend which costs $20/kg?
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What is the price per kg of brand x coffee if 5 kg were mixed with 2 kg of brand y coffee which cost...
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