To find the distance in one turn of the wheel you have to find the circumference of the wheel.
Circumference = pi x d
= 3.14 x 5
= 15.7 cm
therefore the rollerblade wheel will travel 15.7 cm per rotation
hope this helps! if you did not understand a step or concept please let me know!
1 years is $5200
2 years is $5408
3 years is $5624.32
4 years is $5849.29
5 years is $6083.26