Question

... answer plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz

Answer 1

I think....
data:m=100kg
u=5m/s
v=8m/s
t=6s
p=m.v
initial momentum=m.v
=100×5=500kgm/s
final momentum= m.v
=100×8=800kgm/s
F=ma
I think it may help