Kinetic energy of the women can be calculated using the formula,
K.E = [tex] \frac{1}{2}mv^{2} [/tex]
We have, mass of the women = 55 kg
Speed of the women = 3 m/s
Substituting the values we get,
Kinetic energy of the women= [tex] \frac{1}{2}55(3)^{2} [/tex]
= 247.5 J