Florida Class E Knowledge ExamFlorida Road RulesMedium

What is the maximum speed limit for a passenger vehicle on a Florida interstate highway, unless otherwise posted?

  1. A65 mph
  2. B55 mph
  3. C70 mph
  4. D75 mph
Show answer & explanation

Correct answer: C. 70 mph

In Florida, the maximum speed limit on most interstate highways is 70 mph unless a different speed is specifically posted.

Why the other options are wrong

  • A. This is a common speed limit for many four-lane highways.
  • B. This is typically the speed limit on rural state roads or urban expressways.
  • D. While some states have 75 mph, it is not the standard maximum in Florida.

Florida Interstate Speed Limit

The standard maximum speed allowed on Florida's interstate highways, unless changed by specific signage.

  • Default maximum is 70 mph.
  • Always obey posted speed limits, which may be lower in urban areas.
  • Minimum speed limits also apply to maintain traffic flow.

Memory trick: Interstate speed in Florida, a big '70' is the law, but always check the signs you saw.

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