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 Dewey Decimal System was created by Melvil Dewey in the 1800s. He was a library guy and was hired by a library in Massachusetts to run their library. However, he ran into a problem.