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.
Obtaining a class B commercial driver's license isn't much different than getting an ordinary license in that there is a written test and a road test. There are three different types of commercial driver licenses that you can obtain, and you should make sure that a class B is indeed the type of license you need. class B license is for any combination of vehicles with a gross vehicle weight rating (GVWR) of 26,001 or more pounds, or any such vehicle towing a vehicle not in excess of 10,000 pounds. If this doesn't sound like what you are looking for, you may be looking for a class A license.