Given the speeds of each runner below, determine who runs the fastest.
\text{Stephanie runs 13 feet per second.}
Stephanie runs 13 feet per second.
\text{Emily runs 538 feet in 45 seconds.}
Emily runs 538 feet in 45 seconds.
\text{Brooke runs 1 mile in 560 seconds.}
Brooke runs 1 mile in 560 seconds.
\text{Katie runs 749 feet in 1 minute.}
Katie runs 749 feet in 1 minute.