SOLUTION: Engr. Help!!! Solve this, using a 90% solution of alcohol n water, you need to make 500ml of a 70% solution. How much water is needed?
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Question 914464: Engr. Help!!! Solve this, using a 90% solution of alcohol n water, you need to make 500ml of a 70% solution. How much water is needed?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
http://www.algebra.com/my/Two-Part-Mixture-with-one-material-quantity-unknown.lesson?content_action=show_dev
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