Answer:
See below
Explanation:
A) bearing y reaches the FLOOR in the same amount of time  .5 seconds  since there is no initial vertical velocity component
B.  in .5 seconds y will travel   5 m/s * .5 s = 2.5 meters horizontally
C. Â d = 1/2 a t^2
     = 1/2 (9.81)(.5^2) = 1.23 m table height