Tens of thousands of learners practise their theory tests online or in-app with Theory Test Pro. It means we can deep dive into the answers and uncover the questions that are causing the most problems for you and your learning.
Based on the results of more than 100,000 users over the past 12 months, here’s our top ten most failed questions (in ascending order) – and their failure rate.
So grab a pen and paper to jot down your answers before checking them against the right answers at the bottom of this blog post. Good luck!
10. Where may you overtake on a one-way street?
A: Only on the left-hand side
B: Overtaking isn’t allowed
C: Only on the right-hand side
D: On either the right or the left
Failure rate: 48%
9. Where would you see a contraflow bus lane?
A: On a dual carriageway
B: On a roundabout
C: On an urban motorway
D: On a one-way street
Failure rate: 49%
8. What will reduce fuel consumption?
A: Driving more slowly
B: Accelerating rapidly
C: Late and heavy braking
D: Staying in lower gears
Failure rate: 49%
7. What must you do when the amber light is flashing at a pelican crossing?
A: Stop and wait for the green light
B: Stop and wait for the red light
C: Give way to pedestrians waiting to cross
D: Give way to pedestrians already on the crossing
Failure rate: 49%
6. When may you overtake another vehicle on their left?
A: When you’re in a one-way street
B: When approaching a motorway slip road where you’ll be turning off
C: When the vehicle in front is signalling to turn left
D: When a slower vehicle is travelling in the right-hand lane of a dual carriageway
Failure rate: 49%
5. What must you do when you hitch a trailer to a towing vehicle?
A: Fit a secondary coupling device
B: Grease the tow ball and hitch
C: Switch off the reversing sensor on the towing vehicle
D: Make sure you can see the trailer in the mirrors
Failure rate: 49%
4. What will happen if your car’s wheels are unbalanced?
A: The steering will pull to one side
B: The steering will vibrate
C: The brakes will fail
D: The tyres will deflate
Failure rate: 50%
3. You have stopped in an emergency area. What must you do before you rejoin the carriageway?
A: Use the emergency telephone
B: Give an arm signal as you are moving off
C: Switch on your vehicle’s headlights
D: Move away with your hazard lights on
Failure rate: 51%
2. What does this sign mean?
A: Two-way traffic straight ahead
B: Two-way traffic crosses a one-way road
C: Two-way traffic over a bridge
D: Two-way traffic crosses a two-way road
Failure rate: 52%
1. Where can you find reflective amber studs on a motorway?
A: Separating the slip road from the motorway
B: On the left-hand edge of the road
C: On the right-hand edge of the road
D: Separating the lanes
Failure rate: 54%
Right answers
So how did you do?
10. D / 9. D / 8. A / 7. D / 6. A / 5. A / 4. B / 3. A / 2. B / 1. C
Know Your Code
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