SOLUTION: The kayla's and cody's ice cream store sells ice cream shakes made of ice cream and milk. The milk used has 2% fat and the ice cream had 30% fat. Anna is in charge of making shakes

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Question 766652: The kayla's and cody's ice cream store sells ice cream shakes made of ice cream and milk. The milk used has 2% fat and the ice cream had 30% fat. Anna is in charge of making shakes. Today's mix had a total of 23% fat. If Anna used three quarts of milk, how many quarts does the entire mixture contain?

Found 2 solutions by josmiceli, lwsshak3:
Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
You need to find out how many
quarts of ice cream are used
------------------------
Anna used three quarts of milk
quarts of fat in the milk
Let = quarts of ice cream needed
= quarts of fat in ice cream
-------------------------------





9 quarts of ice cream are needed
There are quarts in the entire mixture

Answer by lwsshak3(11628)   (Show Source): You can put this solution on YOUR website!
The kayla's and cody's ice cream store sells ice cream shakes made of ice cream and milk. The milk used has 2% fat and the ice cream had 30% fat. Anna is in charge of making shakes. Today's mix had a total of 23% fat. If Anna used three quarts of milk, how many quarts does the entire mixture contain?
***
let x=number of quarts of 23% fat mixture
x-3=quarts of 30% fat ice cream used
2%*3+30%(x-3)=23%x
.06+.30x-.90=.23x
.07x=.84
x=12
how many quarts does the entire 23% fat mixture contain? 12

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