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Milk and cream contain different percents of butterfat. How much 3% milk needs to be mixed with how much 15% cream to give 20L of 6% cream? Show all of your work and write out your steps in words.

 Mar 7, 2020
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butter of ingredienats = butter of final product

m= amount of milk

c = amount of cream = 20 - m

 

.03 m    +   .15 (20-m)  = .06 (20)     solve for m, the amount of 3% milk    then cream = 20 - m

 Mar 7, 2020

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