SOLUTION: Petrolyn motor oil is a combination of natural oil and synthetic oil. It contains 7 liters of natural oil for every 5 liters of synthetic oil. In order to make 636 liters of Petrol

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Question 1165785: Petrolyn motor oil is a combination of natural oil and synthetic oil. It contains 7 liters of natural oil for every 5 liters of synthetic oil. In order to make 636 liters of Petrol oil, how many liters of natural oil are needed?

Answer by ikleyn(52818)   (Show Source): You can put this solution on YOUR website!
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