
You reach a railroad crossing marked only with this sign. There are no lights or gates. What does the sign mean?
Yield to any train at the crossing The white X-shaped crossbuck stands at the crossing itself. The Missouri Driver Guide says it has the same meaning as a yield sign, so you must yield to trains. Slow down, look and listen, and be ready to stop.

This sign is on the left side of a two-lane road. What does it tell you?
You're entering a no passing zone The pennant shape is used only for the no passing zone sign. It's placed on the left side of the road where a no passing zone begins. Finish any pass before you reach it.

You see this emblem on the back of a farm vehicle ahead. What does it mean?
The vehicle is traveling less than 25 mph The reflective orange triangle is the slow-moving vehicle emblem. The Missouri Driver Guide says it means the vehicle is traveling less than 25 mph. You'll see it on farm and construction equipment, so slow down early.

You're in the right lane and see this sign. What should you do?
Merge left, yielding to traffic in the left lane This is the Lane Ends/Merge Left sign. Two lanes will soon become one. The Driver Guide says that if you're in the right lane, you must merge left and yield to traffic already driving in the left lane.

You want to turn left and this signal is showing. What does it mean?
You may turn left, but you must wait for a safe gap in oncoming traffic A flashing yellow arrow lets you turn in the direction of the arrow, but oncoming traffic may still be coming. The Driver Guide says you must wait for an adequate gap in opposing traffic and yield to pedestrians.

You're on a highway and see this sign. What does it tell you?
Traffic from another road is joining in a lane of its own, so no merging is needed This is the Added Lane sign. Traffic from another road will enter, but a lane has been added for it, so nobody needs to merge. Still watch for those drivers changing lanes later.
What is the youngest age at which you can get a Missouri instruction permit?
15 The instruction permit is the first step of Missouri's Graduated Driver License program, and you can get it at 15. You must pass the vision, road sign and written tests first.
With a Missouri intermediate license, when may you not drive alone?
From 1 a.m. to 5 a.m., unless it's for school, work or an emergency Intermediate license holders may not drive alone between 1:00 a.m. and 5:00 a.m. The exceptions are driving to or from a school activity, a job or an emergency. Otherwise, a licensed driver 21 or older must ride with you.
During your first six months with an intermediate license, how many passengers under 19 who aren't immediate family may ride with you?
One For the first six months, you may not drive with more than one passenger under 19 who isn't a member of your immediate family. After six months, the limit goes up to three.
Before you can get an intermediate license, how much supervised driving must you complete?
40 hours, including at least 10 at night The Driver Guide says you must complete 40 hours of driving instruction, and at least 10 of them must be at night. A parent, stepparent, grandparent, legal guardian or certified trainer goes with you to the license office to confirm the hours.
You're driving on a highway with four lanes. A school bus coming the other way stops with red lights flashing. What must you do?
You don't have to stop, but drive with care The Driver Guide says you don't have to stop when you're traveling the opposite direction of a school bus on a highway with four or more lanes. On a two-lane road, traffic both ways must stop. Either way, watch for children.
You're about to enter a roundabout. Who has the right-of-way?
Traffic already in the roundabout Roundabouts have yield signs at every entrance. You must yield to traffic already in the circle and to pedestrians in the crosswalks, then enter when there's a gap. Never turn left to enter.
An ambulance with its siren and flashing lights is coming up behind you. You're not in an intersection. What should you do?
Pull over to the right edge of the road and stop until it passes You must yield to emergency vehicles using a siren or air horn and red or blue lights. Pull over to the right edge of the road and stay stopped until it passes. If you're in an intersection, drive through it first.
In a Missouri city or town, what is the speed limit if no sign is posted?
25 mph The Driver Guide says the speed limit in any city, town or village is 25 mph unless it's posted otherwise. Slow down further when conditions demand it.
You're driving at night with your high beams on. When must you switch to low beams for an oncoming vehicle?
Within 500 feet of it The Driver Guide says to use your low beams when you come within 500 feet, about one block, of an oncoming vehicle. Use them too when you're following another vehicle within 300 feet.
Red lights are flashing at a railroad crossing. Where must you stop?
Between 15 and 50 feet from the tracks You must stop if the red lights are flashing or the gate is down. The Driver Guide says to stop within 15 to 50 feet of the railroad tracks. Don't go around a gate, and look for a second train on multiple tracks.
If you're under 21, what blood alcohol content (BAC) makes it illegal for you to drive in Missouri?
0.02% or more The Driver Guide says it's illegal to drive with a BAC of 0.08% or more, 0.04% for commercial drivers, and 0.02% if you're under 21. At 0.02%, an officer takes your license and gives you a notice of suspension or revocation.
Under Missouri law, what may you do with your phone while your car is moving?
Talk hands-free, for example over Bluetooth The electronic communication device law bans holding or supporting a phone with any part of your body, typing or reading texts, recording or posting video, and watching videos. Hands-free calls, voice-to-text and GPS navigation are allowed.
How far before a turn should you signal?
At least 100 feet The Driver Guide says to get into the proper lane and signal at least 100 feet before you turn. If there are driveways or streets between you and your turn, wait until you've passed them to signal.
You use the center two-way left-turn lane to turn left into a store. How far may you drive in that lane?
No more than 500 feet A two-way left-turn lane is only for slowing down or stopping before a left turn. The Driver Guide says it isn't a travel lane, and a vehicle may not travel in it for more than 500 feet.