SOLUTION: Petrolyn motor oil is a combination of natural oil and synthetic oil. It contains 3 liters of natural oil for every 4 liters of synthetic oil. In order to make 380 liters of Petrol
Question 1169643: Petrolyn motor oil is a combination of natural oil and synthetic oil. It contains 3 liters of natural oil for every 4 liters of synthetic oil. In order to make 380 liters of Petrolyn oil, how many liters of synthetic oil are needed? Answer by ikleyn(52824) (Show Source):