A plant worker with a monthly salary of $ 12,000.00 and minimum by law, entered on May 16, 2015 and left the company on July 31, 2018 because the employer died and caused the definitive closure of it.

1) Integrate the worker's salary

2) Calculate the amount corresponding to compensation

3) Calculate the amount corresponding to seniority premium

4)Calculate what corresponds to the proportional part of benefits