Who's in highschool? lol, it said ask a question

Could someone . i have tried to solve myself but my calculation is off

Part 1: a magnetic levitation or maglev train rides rails without touching them. explain how this works using your data. include the appropriate magnet drawing in your answer. part 2: two objects are near a bar magnet. one is about 1 cm away, while the other is 6 cm away. compare and contrast the magnetic force that affects each object. use your data to answer the question

Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?