Answer:
7 meters, 2.8 meters
Explanation:
work done (nm) = force (n) * distance (m)
140= 20 * m
140/20 = m
m=7 meters
140= 50 * m
140/50 = m
m= 2.8 meters
delta x= 100m
vi= 25 meters
a= -27meters
t=20s
find delta x
72
Formula
Plss see attached file
