<s>[INST] To change the oil in an 8 cylinder engine requires \(\frac{7}{8}\) of an oil can that contains 5 quarts of oil. A \(\frac{3}{8}\) oil can is available. If \(\frac{3}{8}\) of a can means 1.5 quarts of oil, how many cans of oil are needed to change the oil in the engine?[/INST]