North Dakota Car / Permit: Speed & Space Management Practice Test

Question 1

What is the North Dakota speed limit while passing a school during recess, absent other posting?

Accepted Answer

20 miles per hour — The figure is 20 miles per hour when you go by a school at recess or while children are arriving or leaving at the opening and closing of the school day.

Answer

25 miles per hour

Answer

30 miles per hour

Answer

15 miles per hour

Question 2

What happens to braking distance when a driver doubles the vehicle's speed?

Accepted Answer

It quadruples — Braking distance does not simply double with speed — the manual states that twice the speed produces four times the distance needed to stop.

Answer

It is cut in half

Answer

It stays about the same

Answer

It doubles

Question 3

What does the manual tell you to do with your following distance on snow-covered roads?

Accepted Answer

Double it — Snow tires and chains help, but the manual still tells winter drivers to double the gap they normally keep behind the vehicle ahead.

Answer

Ignore it and rely on the brakes

Answer

Keep it the same as on dry pavement

Answer

Cut it in half so you do not lose traction

Question 4

What does a posted speed limit in North Dakota actually represent?

Accepted Answer

A ceiling that applies only when conditions are ideal — Posted figures are ceilings meant for ideal conditions; weather, traffic, or road surface often make a slower speed the only lawful and sensible choice.

Answer

The minimum allowed on that road

Answer

A suggestion with no legal force

Answer

The speed you are expected to maintain at all times

Question 5

How does a driver apply the three-second rule?

Accepted Answer

Start counting when the car ahead passes a fixed object and see whether you reach it before three — Choose a fixed object beside the road, start counting when the vehicle ahead clears it, and if you get there before the count of three you are too close.

Answer

Wait three seconds before every lane change

Answer

Allow three car lengths for every ten miles per hour

Answer

Count three seconds after the light turns green

Question 6

What speed applies as you near a rail crossing whose track you cannot properly see?

Accepted Answer

20 miles per hour — Where the track cannot be seen properly on the approach, the limit drops to 20 miles per hour unless a sign says otherwise.

Answer

35 miles per hour

Answer

10 miles per hour

Answer

25 miles per hour

Question 7

What maximum does North Dakota allow on paved, divided multi-lane highways unless posted otherwise?

Accepted Answer

70 miles per hour — Divided multi-lane highways that are paved carry a 70 mile per hour maximum absent different posting, while rural Interstates go to 80.

Answer

55 miles per hour

Answer

65 miles per hour

Answer

80 miles per hour

Question 8

What speed applies on unposted gravel, dirt, or loose surface roads in North Dakota?

Accepted Answer

55 miles per hour — Loose surface roads carry a 55 mile per hour maximum where nothing is posted, and the same figure covers unposted paved two-lane county and township highways.

Answer

65 miles per hour

Answer

70 miles per hour

Answer

45 miles per hour

Question 9

Which situation calls for stretching your following distance to four seconds or more?

Accepted Answer

Following a large vehicle that hides the road ahead — The manual lists slippery roads, riding behind a motorcycle, hauling a heavy load or trailer, following a vehicle that blocks your view, and a driver behind who wants past.

Answer

Driving on a divided highway

Answer

Driving in bright daylight

Answer

Traveling below the posted limit

Question 10

About how much pavement does it take to stop from 55 miles per hour on a dry surface?

Accepted Answer

About 300 feet — The manual puts the stopping distance from 55 miles per hour at roughly 300 feet on dry pavement, comparable to the length of a city block.

Answer

About 600 feet

Answer

About 100 feet

Answer

About 200 feet

Question 11

Unless a sign says otherwise, what is the limit in a North Dakota business or residential district?

Accepted Answer

25 miles per hour — Business and residential areas carry a 25 mile per hour maximum in the absence of a posted figure.

Answer

20 miles per hour

Answer

30 miles per hour

Answer

35 miles per hour

Question 12

What does doubling the weight of a vehicle do to the distance it needs to stop?

Accepted Answer

It doubles the distance — Where twice the speed quadruples the stopping distance, twice the weight simply doubles it — which is why a loaded vehicle or one pulling a trailer needs more room.

Answer

It shortens the distance

Answer

It has no effect

Answer

It quadruples the distance

North Dakota Car / Permit: Speed & Space Management practice test

Study questions with answers

1. What is the North Dakota speed limit while passing a school during recess, absent other posting?

2. What happens to braking distance when a driver doubles the vehicle's speed?

3. What does the manual tell you to do with your following distance on snow-covered roads?

4. What does a posted speed limit in North Dakota actually represent?

5. How does a driver apply the three-second rule?

6. What speed applies as you near a rail crossing whose track you cannot properly see?

7. What maximum does North Dakota allow on paved, divided multi-lane highways unless posted otherwise?

8. What speed applies on unposted gravel, dirt, or loose surface roads in North Dakota?

9. Which situation calls for stretching your following distance to four seconds or more?

10. About how much pavement does it take to stop from 55 miles per hour on a dry surface?

11. Unless a sign says otherwise, what is the limit in a North Dakota business or residential district?

12. What does doubling the weight of a vehicle do to the distance it needs to stop?

More Car / Permit topics

Practice Speed & Space Management in another state