Kent has a board which is 3-3/4 inches long. Darren has a board which is 2/3 as long. how long is Darren's board

An astronaut drops a rock into a crater on the moon. the distance, d(t), in meters, the rock travels after t seconds can be modeled by the function d(t)0.82. what is the average speed, in meters per second, of the rock between 5 and 10 seconds after it was dropped?

Find x & pleeeeaaaassseeee me !

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