In most thick fog, you can barely see 20 yards in front of your vehicle. Kilometres doesn't even enter the question.
5 to 8 KM thick.
15 km
depends on what vehicle.
There's no specific answer because it discontinued
5,000,000,000, miles thick
1220 km in radius 2250 km thick
Depending on your vehicle a liter of petrol (gas) can last anywhere from 4 kilometers to 15 kilometers.
If you know how many miles, multiply by 1.609
The Western Front stretched over 1,200 kilometers. Lots of People think The Western Front stretched 700 kilometers but that is actually the Eastern Front. So I hope this info helped you out ask me anything and ill go to my University and Ask them.
It is approximately 5 1/2 miles (29000 ft or 9 km) thick
Some investigations suggest that the ice is 3 kilometers (2 miles) thick. It tends to melt on the coasts and slightly thicken in the center
Depends on the MPG of that vehicle which you did not list.