The kinetic energy (KE) of an object is given by the formula:
KE = (1/2) * m * v^2
where m is the mass of the object and v is its velocity.
Plugging in the given values, we get:
KE = (1/2) * 60 kg * (20 m/s)^2
KE = 12,000 joules
Therefore, the kinetic energy of the car is 12,000 joules.