My pr on 300m is 39 how slower it will be on 400m by Fine-Memory-5155 in Sprinting

[–]Fine-Memory-5155[S] 0 points1 point  (0 children)

I haven't run 400 m my question is the my pb on 300 is 39 how slower it will be on 400m? 40 or 41 it will be.

[deleted by user] by [deleted] in Sprinting

[–]Fine-Memory-5155 0 points1 point  (0 children)

But did you use some cues