Answer Happy

can anyone please help me?
t a post office, a parcel that is a 20.0−kg box slides own a ramp inclined at 34.1∘ with the horizontal. The pefficient of kinetic friction between the box and ane is 0.0300. a. Find the acceleration of the box. a= m/s2 b. Find the velocity of the box as it reaches the end of the plane, if the length of the plane is 1.6 m and box starts at rest. vf​= m/s