no
Yes, you can drive in the US with a Mexican license as long as it is valid and you are a tourist or temporary visitor.
Only as a visitor or tourist.
yes you can drive but it is harm to have the car without the owner
Yes, you can drive in the US with a UK license for a short period of time as a tourist or visitor. However, if you become a resident, you may need to obtain a US driver's license.
as soon as you get your license
I believe you have ten days to register your vehicle to US.///////if you are only a visitor you can stay almost indefinitely
Does the car insurance covers a relative-visitor who wants to borrow a car for a few days?
excellent.
A Canadian Citizen can not drive a car with US plates into Canada. I'm not sure why, only that its a Canada rule.
Yes it is possible because all you have to do is go to Canada by a car, vehicle, or helicopter
Sure.
According to the US Census, in 2006 24.6% of the US population was under 18. Since most of these people do not drive, the percent of people who drive must be lower than 75%. Assuming 17% of people under 18 drive, the percentage of people who drive a car in the US is 61%.