A 400 Kg Ball Is Moving at 2

Multiple Choice

A 4.00 kg ball is moving at 2.00 m/s to the SOUTH and a 6.00 kg ball is moving at 2.00 m/s to the NORTHWEST. The total momentum of the system is

A) 15.8 kg m/s at an angle of 3.27 degrees NORTH of WEST.
B) 8.5 kg m/s at an angle of 3.27 degrees NORTH of WEST.
C) 15.8 kg m/s at an angle of 17.2 degrees NORTH of WEST.
D) 8.5 kg m/s at an angle of 17.2 degrees NORTH of WEST.
E) 20.1 kg m/s at an angle of 27.5 degrees NORTH of WEST.