please solve it accurately. thank you and give solution with appropriate explanation.

1. Undergraduate Student ( 100 points) Three processes P1,P2 and P3 with related information are given in the following table: T is a positive integer (T>0). If you use a preemptive shortest job first scheduling algorithm to schedule the three processes, make a Gantt chart, and calculate different waiting times of three processes. Please show a professional perfect solution with necessary details