Emily and john each ran at a constant speed for a 100-meter race. each runner’s distance for the same section of the race is displayed below. who had a head start, and how big was the head start?

john’s run

a 2-column table with 4 rows. column 1 is labeled time (seconds) with entries 4, 6, 8, 10. column 2 is labeled distance (meters) with entries 35, 47.5, 60, 72.5.

had a head start of meters.

a graph titled emily's run has time (seconds) on the x-axis and distance (meters) on the y-axis. points are at (4, 32), (6, 48), (8, 64), and (10, 80).