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April 1, 2015

April 1, 2015

Posted by **Julie** on Friday, January 22, 2010 at 1:29am.

- calculus -
**drwls**, Friday, January 22, 2010 at 7:25amLet there be x mL of 65% solution and y mL of 25% solution.

x + y = 384

Amount of acid:

0.50*384 = 192 = 0.65 x + 0.25 y

768 = 2.6 x + y

Subtract the first equation from the third.

1.6 x = 384

x = 240 mL

y = 144 mL

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