That's going to depend on the weight of the car, the composition of the
pavement, the tire-tread, whether the brakes apply to 2 wheels or to 4,
and whether the pavement is wet, dry, oil-slicked, clean, dirty, rough, or
smooth.
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The total stopping distance for a car travelling at 30 mph on a dry surface is about 75 feet. However, you may wish to note that in most countries, driving a car on the pavement is illegal.
You should not be travelling on a pavement at 70 mph!
A car going 25 mph will go 132,000 feet in one hour.
120 minutes = 2 hours ...30 mph x 2 hr = 60 miles
The answer is 200