Which of the following explains the relationship between angles A and D

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

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?