The price of bronze has increased by 10% per year from 2000. in the year 2000, harry bought a bronze medal for $120. which of the following functions f(x) can be used to represent the price of the medal x years after 2000?

Me with this assignment ! i only partially understand, so explain. also it's a work sample. at the championship bike race, steve and paula were fighting for first place. steve was 175 feet ahead of paula and had only 300 feet left to go. he was very tired and was going only 9 feet per second. paula was desperate to catch up and was going 15 feet per second. who won the bike race and by how far did she/he win?