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Andrea poured 6 litres of 10% cream into 3 litres of 15% cream. What is the percentage of cream in the final mixture?

 Apr 11, 2021
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final misture is 9 liters

 

inputs

.10 (6)      and     .15 (3)

 

 

.10(6)   +  .15(3)   =  x ( 9)

(.6 + .45 )/9 = x = .116666        or       11 2/3 %

 Apr 11, 2021

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