SOLUTION: If A baker is making fudge and his recipe calls for thirty 75% cocoa chocolate squares. He looks in the cupboard and discovers he only has 60% cocoa and 85% cocoa. How many of each

Question 451678: If A baker is making fudge and his recipe calls for thirty 75% cocoa chocolate squares. He looks in the cupboard and discovers he only has 60% cocoa and 85% cocoa. How many of each should he use to make his fudge?
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
x+y=1
.60x+.85y=.75
60x+85y=75
60x+60y=60
25y=15
y=15/25=3/5
--------------
85x+85y=85
60x+85y=75
25x=10
x=10/25=2/5
The baker needs to use 2 parts of 60% cocoa for every 3 parts of 85% cocoa in his recipe..
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