Pi is the sixteenth letter of the Greek alphabet, representing sound. In the system of Greek numerals it has a value of 80. It was derived from the Phoenician letter Pe (). Letters that arose from pi include Cyrillic Pe, Coptic pi, and Gothic pairthra ().
The 3 types of commercial drivers are Class A, B, and C licenses. 1  Class A Commercial Driverâs License â Combination Vehicle permit holder can drive all commercial vehicles or a combination of commercial vehicles with a gross weight of 26,001 lbs. or more.
Types of Drivers Licenses in Texas. Before you turn 21 in the state of Texas, you will go through a few different types of Texas driver licenses before you get your full, unrestricted license. Learner License (Instruction Permit) A learner license allows a teen driver to practice driving when accompanied by a licensed driver.