Answer to Question #78608 in Physics for Aviral srivastava

Question

the world record for the women's 100m sprint in 1993 stood at 10.49 s.a)what average speed does this represent?b)if the athlete accelerates to a steady speed in the first 1.5 s of the race and then runs at this speed until reaching the finishing line , at what steady speed does she run?(hint:solve by drawing the velocity time graph)