Two people, Lesley and Tyler, are racing each other. Assume that both their
accelerations are constant, Lesley covers the last 1/7 of the race in 4
seconds, and Tyler covers the last 1/4 of the race in 7 seconds. Who
wins, and by how much?

To answer this question, we need a formula for the time

Using this formula, we find that the time (in seconds) it takes Lesley to run the race is

You can earn partial credit on this problem.