I need help solving these questions.

Task (T) Period (pi) Exec. Time (ei) 12 a) What is the total processor utilization of this system? What is the hyperperiod of this system? b.) Create a frame-based static cyclic schedule for these tasks. Take care that it satisfies all of the following constraints: execution of each job fits within a single frame .the frame of a job begins no earlier than the job's release time the frame of a job ends no later than the job's deadline Present your schedule in the form of a Gantt chart. c.) What is the worst-case response time of each task in your schedule above