Question

plz answer this fasttttttt

Answer 1

v=s/t

ERROR GET ADDED UP

dV/v =5/200 + 0.2/20

         =0.035

% error = 0.035*100

            =3.5%

Answer 2

%age error in displacement is 2.5% and time is 1% so in velocity will be 2.5% + 1%= 3.5%.