Final answer:
The maximum speed limit for a taxicab on a U.S. or State highway in the daytime varies depending on the location. It is important to refer to local traffic laws and signs to determine the specific maximum speed limit for taxicabs in a particular area.
Step-by-step explanation:
The maximum speed limit for a taxicab on a U.S. or State highway in the daytime varies depending on the location. Speed limits are determined by state and local authorities, so there is no universal answer to this question. It is important to refer to local traffic laws and signs to determine the specific maximum speed limit for taxicabs in a particular area.