-the bikes weight
-the riders weight
-the riders strength
-the gear shifts and how well they are used
-terrain
hope that helps! :)
It is mach bike because it travels fast unlike archo bike.
it does not affect the speed at all, unless the clothing is really loose on you and is blowing in the wind
no.
Circumference is diameter times Pi, you do the math.
9 miles per hour
One might purchase a speedway bike at a bike shop or sporting goods store. One might also purchase a speedway bike by looking at the classified ads of a newspaper or checking Ebay and Amazon for new or used speedway bikes.
They have three significant digits
20 m
A Bike Is One!
it might say it under the bike
yes
The speed is: 75/3 = 25 mph