Robert can complete 10 inspections in 8 hours. Which represents the unit rate for the number of inspections he completes per hour?
a 0.8 of an inspection in 1 hour
b 4 inspections in 5 hours
c 1.25 inspections in 1 hour
d 5 inspections in 4 hours
a 0.8 of an inspection in 1 hour
b 4 inspections in 5 hours
c 1.25 inspections in 1 hour
d 5 inspections in 4 hours