A 4350-Kg Truck Traveling on a Bridge at a Velocity

Multiple Choice

A 4350-kg truck traveling on a bridge at a velocity of (96.2 km/h,45.3 km/h) passes over a 724-kg car traveling at a velocity of (112 km/h,-35.5 km/h) .The net momentum of the system consisting of the car and truck is

A) (9.35 * 10⁴ kg m/s,4.77 * 10⁴ kg m/s) .
B) (1.39 * 10⁵ kg m/s,6.19 * 10⁴ kg m/s) .
C) (1.39 * 10⁵ kg m/s,4.77 * 10⁴ kg m/s) .
D) (3.76 * 10⁴ kg m/s,2.45 * 10⁴ kg m/s) .
E) (1.39 * 10⁵ k m/s,-4.77 * 10⁴ kg m/s) .