Car permit · Regulatory signs

Speed limit 50: How should you interpret this sign?

Speed limit 50

Correct answer: In good weather, you may legally drive no faster than 50 mph.

Answer options

  1. AIn any weather, you must hold your speed at exactly 50 mph.
  2. BWhen the weather is good, your speed may not drop below 50 mph.
  3. CIn good weather, you may legally drive no faster than 50 mph. Correct

Why

A SPEED LIMIT sign posts the maximum lawful speed for good conditions, here 50 mph. It is not a required or minimum speed, and you should go slower when rain, fog or heavy traffic make 50 mph unsafe.

Tip The posted number is a ceiling for perfect conditions; in bad weather the safe speed is often lower.

About this question

Topic: Regulatory signs   License: Car permit

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Where it applies: Asked in every state. Compare permit tests by state

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