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Original Question
The vendor of a coffee cart mixes coffee beans that cost $7 per pound with coffee beans that cost $5 per pound. How many pounds...Question
The vendor of a coffee cart mixes coffee beans that cost $8 per pound with coffee beans that cost $4 per pound. How many pounds of each sould be used to make a 60-pound blend that sells for $5.25 per pound?
Answers
Reiny
amount of $8 coffee --- x
amount of $ 4 coffee -- 60-x
8x + 4(60-x) = 5.25(60)
8x + 240 - 4x = 315
4x = 75
x = 18.75 lbs
amount of $ 4 coffee -- 60-x
8x + 4(60-x) = 5.25(60)
8x + 240 - 4x = 315
4x = 75
x = 18.75 lbs