M={mm, cm, m,km} in describing method set​

Find the balance at the end of 4 years if 1000 is deposited at the rate of

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?