Colombian coffee beans cost \$5.50/lb while Peruvian coffee beans cost \$4.25/lb. We want to mix the beans together so as to produce a 40 lb bag costing \$4.60/ lb. How many pounds of each type of beans shouold be used ?

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1. amount of Columbian stuff --- x lbs
amount of Peruvian stuff ----- 40-x lbs

5.5x + 4.25(40-x) = 4.6(40)

solve for x

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posted by Reiny

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