I dont know it all depends, i remember at this years race at Atlanta was averaging about 184 mph.
in a nascar cor you can go up to 170 miles per hour and if you have it in high gear you can up to 180 miles per hour
The average pace is 7 miles per hour.
46 hours 15 minutes if you average 65 mph which is impossible unless you have multiple drivers and never stop.
The average speed of a sneeze is about 100 miles per hour.
Her average speed was 58 miles per hour.
About 130db but that is just one car
If you go 20 miles in 14 minutes your average speed is 85.71 miles per hour.
The train's average speed was 34.5 miles per hour.
This is an average speed of 28 miles per hour.
7.5 miles per hour.
= 2.5 / (15/60) miles/hour = 10 miles/hour
The average speed of Caltrain is approximately 45 miles per hour.