Sirlw
There are 2 liquids, one 10%, one 20%. How much of each mixture would you mix to get 800mL of a 15% liquid?



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Mertsj
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x= amount of 10%
800x= amount of 20%
.10x+.20(800x)=.15(800)

Sirlw
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so x=11840

Mertsj
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That cannot be.

Mertsj
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\[.10x+160.20x=120\]

Mertsj
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\[.10x=40\]

Mertsj
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\[x=400\]

Sirlw
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i got 400 mL of 10% and 400 mL of 20%

Mertsj
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Yep

Sirlw
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ok