In most types of liver disease, the ALT level is higher than AST and the AST/ALT ratio will be low (less than 1). There are a few exceptions; the AST/ALT ratio is usually increased in alcoholic hepatitis, cirrhosis, and in the first day or two of acute hepatitis or injury from bile duct obstruction.
The modern number system was invented by the Indians. Despite that, the numeral system used today is called Arabic or Hindu-Arabic because the Arabs were the ones to bring it to Europe.
The first... one of the first earliest number systems that we know of is around 3400 BC when the Mesopotamians came up with a base sixty number system. Now, we use currently a base ten number system, which uses ten characters, though a base sixty number system uses sixty characters.