help me understand this pharmacy percentage concentration problem

timer Asked: Oct 21st, 2015

Question description

help me understand this pharmacy percentage concentration problem that reads how much hydrocortisone powder is needed to make 60grams of a 10% cream. I set it up as 10g/100ml=60g/x=10gx/10g=6000g/ml/10g=x=600ml but the ans is wrong, what am I doing wrong or not doing right in this problem? I even went further to do 1g/4000ml=x/600ml, but it still is not coming out right. help me with this one.

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