Two
5
2 one in front of vehicle and one in the back
You can trade as many times as you want. You can only sell up to 5 cars without a dealers license.
Two , one for the front and another for the rear of the vehicle .
Yes, although I have seen many cars and trucks with just one.
trying to help a friend with the answer to this question
Two
Two plates were required for automobiles and for trucks. I have a 49 F 1 Pickup that has the original license plates on it.
2 plates on tractor 1 plate on trailer
The State of Connecticut requires cars registered there display two license plates, one on the front and one on the rear of the vehicle.(See Related Link, below, for more information.)
As many as you pay for.