Answer :
We have the next information
m=mass=65
a=acceleration=2.70 m/s^2
We can use the next formula to find the force
[tex]DF=mg-ma[/tex]where DF is the downward force and g is the gravity
[tex]DF=(65)(9.8)-(65)(2.7)[/tex][tex]DF=461.5\text{ N}[/tex]