Great Britain Theory Test Coach
Road signsQuestion 1 of 424
A red circle with a white centre showing 20 above the word ZONE

What does this sign mean?

  1. You are entering a 20 mph zone
  2. The 20 mph zone has just ended
  3. A minimum speed of 20 mph applies
  4. You are entering a 20 mph lorry route
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Correct answer: You are entering a 20 mph zone

The sign marks the entry to a 20 mph zone. A separate sign marks the end of the zone.

Source: The Highway Code (Department for Transport, GOV.UK), Traffic signs, Signs giving orders

Practice road signs

Questions last reviewed: 18 October 2026