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March 29, 2015

March 29, 2015

Posted by **Melissa** on Saturday, November 13, 2010 at 4:05pm.

How many liters of the 10%?

- Algebra -
**Reiny**, Saturday, November 13, 2010 at 4:43pmlet the number of litres of the 10% kind be x

let the number of litres of the 20% kind by 10-x

solve

.1x + .2(10-x) = .13(10)

- Algebra -
**Melissa**, Saturday, November 13, 2010 at 5:19pmI still don't understand?

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