Answer: 300 J
Step-by-step explanation:
The Work 
 done by a Force 
 refers to the release of potential energy from a body that is moved by the application of that force to overcome a resistance along a path with distance  
.
When the applied force is constant and the direction of the force and the direction of the movement are parallel, the equation to calculate it is: 
 (1)
Where:
 
 
 (2)
 (3) This is the Work (taking into account 
 )