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OpenStudy (anonymous):
my question is a merchant has coffee with $50 a pound that she wishes to mix with 90 pounds of coffee with $80 a pound to get a mixture that can be sold for $60 a pound . how many pounds of th $50 coffee should be used?
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OpenStudy (anonymous):
http://openstudy.com/groups/mathematics#/groups/mathematics/updates/4de7e0474c0e8b0b8568bad8
OpenStudy (anonymous):
thanku very much
OpenStudy (anonymous):
hi
OpenStudy (anonymous):
may i help u?
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