It can vary so you will need to buy the correct codex, also Games Workshop will let you post stats and rules but not points
It varies, but we cannot answer this question due to copyrights.
A squad of three (minimum) costs 90p. Each additional (up to a maximum of eight) bike costs 25p.+Weapons
A space marine scout bike squad is 70 points
40 points bare
A scout squad is a minimum of 5 men at 75 pts.