A 4.0kg crate on a horizontal surface is pulled toward the right by a rope exerting a constant 22N force. Kinetic friction between the crate and the surface exerts a 16N force opposite the motion. What is the magnitude of the crate’s acceleration?
a) 9.5m/s2
b) 0.27m/s2
c) 1.5m/s2
d) 5.5m/s2