The 2009 world record for the men's 100-m dash was 9.58 s. The third-place runner crossed the finish line in 9.84 5. When the winner crossed the nish line, how far was the third-place runner behind him? a) Compute an answer that assumes that each runner ran at his average speed for the entire race. 5.73m Submit Answer Incorrect. Tries 3/99 Previous Tries b) Compute another answer that assumes, that after an initial acceleration phase, worldclass sprinters run at a speed of 12.0 m/s. If both runners in this race reach this speed, how far behind is the third-place runner when the winner finishes? Submit Answer Tries 0/99