Disk Scheduling - General Questions

The disk head is at cylinder 46. Requests arrive in the order 58, 127, 122, 67, 24, 25. What is the total head movement (in cylinders) using FCFS?

The disk head is at cylinder 56. Requests arrive in the order 6, 104, 134, 114, 60, 115, 0. What is the total head movement (in cylinders) using SSTF?

The disk head is at cylinder 60. Requests arrive in the order 59, 15, 161, 147, 14. What is the total head movement (in cylinders) using SSTF?

The disk head is at cylinder 112. Requests arrive in the order 54, 167, 3, 70, 198, 128. What is the total head movement (in cylinders) using FCFS?

The disk head is at cylinder 106. Requests arrive in the order 13, 108, 52, 68, 67, 161. What is the total head movement (in cylinders) using FCFS?