y
Nina's run:
80
60
Distance (m)
Nina and Ryan each ran at a constant speed for a 100-
(10, 80 meter race. Each runner's distance for the same
section of the race is displayed on the left. Who had a
(8,64)
head start, and how big was the head start?
(6, 48)
had a head start of
meters.
(4, 32)
40
20
8
Ryan's run:
12
Time (sec)
Time (sec)
Distance (m)
35
4
6
47.5
8
60