Hello,
Thank you for you all, specially Megamind and Sumasajja,
I have here another proportion problem that I need your help with,,,
I need you to explain the answer using the same rules you answered my previous proportion problem in thet first page of this thread, because I am really still have too much trouble with such problems thats why I want simple rules that I can follow and do not distract myself with too much ways answer such problems. So please if possible try to corelate your answer with the previous one :) that will help me alot to better understand. and please if you can find any source with alot of practice proportion question provide me with the name of such book or website or thread or whatever would help,.. thank you..
Joseph bought two varieties of rice, costing 5 cents per ounce and 6 per ounce each, and mixed them in some ratio. Then he sold the mixture at 7 cents per ounces, making a profit of 20% . What was the ration of the mixture?