SOLUTION: A 100% concentrate is to be mixed with a mixture having a concentration of 40% to obtain 55 gallons of a mixture with a concentration of 75%. How much of the 100% concentrate will
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Question 459743: A 100% concentrate is to be mixed with a mixture having a concentration of 40% to obtain 55 gallons of a mixture with a concentration of 75%. How much of the 100% concentrate will be needed?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
.4x +y=.75*55
x+y=55
x=22.9167, y=32.0833
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