filzaf795 filzaf795
  • 03-10-2018
  • Mathematics
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How many pounds of coffee worth $9 a pound should be added to 10 pounds of coffee worth $3 a pound to get a mixture worth $7 a pound

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mandeep1226
mandeep1226 mandeep1226
  • 03-10-2018
here is your answer......
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