[Solved]Disk Controller Takes 1 Ms Track Seeks 5 Ms Request Combined Rotational Delay Data Transft Q37292224

A disk controller takes 1 ms/track to for seeks , and 5ms/request for combined rotational delay and data transfter time.It services requests in SSF (a.k.a SSTF) order and currently haspending requests at tracks 10,27,40,75, and 90. If the head iscurrently on track 32 , how long does it take before the lastrequest in this batch is finished? (Give answer in ms , so, eg, asingle request at track 32 would finish in 5 ms.; give only thenumerical answer)

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