katherinewilson2003 katherinewilson2003 31-10-2018 Mathematics contestada Biking at 10 mph, it takes Kristen an 1/2 hour to reach the train station to go to work. Kristen then takes the train to work, and it takes another 1/2 hour for her to get to work when the train travels 20 mph. How far does Kristen travel to work?