document.write( "Question 750576: How many cups of pure juice must be added to 40 cups of punch that is 5% juice to obtain punch that is 10% juice \n" ); document.write( "
Algebra.Com's Answer #456708 by josgarithmetic(39617)\"\" \"About 
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c = how many cups of juice, which is 100%.\r
\n" ); document.write( "\n" ); document.write( "\"%2840%2A5%2Bc%2A100%29%2F%2840%2Bc%29=10\"
\n" ); document.write( "That was most of the solution. The rest is solve the equation for c.
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