Test Format

40

Total questions

80%

Passing score

32/40

Min. correct

Multiple choice

Eligibility & Fees

Permit age	15 (with driver ed) / 15.5
License age	16 (intermediate) / 18 (full)
Permit fee	$25
License fee	$54 (6-year)
Permit holding period	6 months minimum (under 18)
Supervised hours	50 hours total (10 at night)

⚠ Memorize this — Washington-specific

Washington was first US state to legalize cannabis — has 5 ng/mL THC per-se DUI limit.

💡 Pro tip

Ferry-system right-of-way and Snoqualmie Pass chain laws are unique Washington test topics.

Top 5 Questions to Know

1. 1. When waiting to board a Washington State Ferry, vehicles without a pre-paid reservation must:

   Answer: Wait in the stand-by lane; reserved vehicles load first, then stand-by fills remaining space.

   Washington State Ferries (the largest ferry system in the US) uses a mixed reservation + standby loading system. Reserved vehicles board first and guarantee a spot. Standby vehicles wait in a dedicate...

2. 2. In Washington State, what is the legal per-se THC blood concentration limit for DUI?

   Answer: 5 nanograms per milliliter.

   Washington set a per-se THC limit of 5 ng/mL in whole blood when it legalized recreational cannabis in 2012. Drivers at or above that level can be charged with DUI regardless of observed impairment. F...

3. 3. Washington State law requires a child to ride in a rear-facing car seat until at least:

   Answer: Age 2 or until they exceed the weight/height limit of the rear-facing seat.

   Washington State's 2020 child-passenger law requires children to ride rear-facing until age 2 or until they exceed the rear-facing seat's height/weight limit. Children then ride in a forward-facing ca...

4. 4. What does a LANE ENDS sign indicate?

   Answer: Your lane will end ahead

   A lane ends sign warns that your lane will end and you must merge safely.

5. 5. What does this sign indicate?

   Answer: Come to a complete stop

   A stop sign means you must come to a complete stop and proceed only when it is safe.

Top Reasons Drivers Fail the Road Test

• ✗ Rolling stops at stop signs
• ✗ Failing to check blind spots before lane changes
• ✗ Exceeding speed limit (even by 1–2 mph)
• ✗ Not signaling early enough before turns
• ✗ Improper lane changes