A sticky ball of mass 0.0450 kg, traveling with a speed of 22.0
m/s in a direction 30.00 below the +x axis collides with another
moving ball, of mass 0.0119 kg, traveling in a direction 44.70
above the +x axis. The two balls stick together and keep moving
horizontally. The initial speed of the second ball is:
a) 59.1 m/s
b) 18.9 m/s
c) 75.7 m/s
d) 30.2 m/s
e) 42.6 m/s