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.
Ontario has several classes of licenses designed for different types of vehicle configurations. We have looked at class A and AR(estricted) so now is the time to look at the Class D license which often is very misunderstood. Most people start with a Class G license (G1, G2 and then G).This is often the standard drive the family car or pick up truck around license. Once you start considering heavier vehicles the next class people think about is Class D.ost people start with a Class G license (G1, G2 and then G). This is often the standard drive the family car or pick up truck around license. Once you start considering heavier vehicles the next class people think about is Class D.