the average time for the unwrapping task was four seconds per specimen; the average time for the typing task was 32 econds per specimen; the average time for the labeling average, was 10 econds per specimen.  

And 8 1/2 hours per day – an unpaid half-hour lunch – two 15 minutes paid breaks = 7.5 hours per day

the number of average daily specimen arrivals at the laboratory center = 1291 specimen/day

So,

a. What is the capacity utilization of the unwrapping station?