Messenger Service ​ Three Messenger Services Deliver to a Small Town in Small

Essay

Messenger Service ​
Three messenger services deliver to a small town in Oregon.Service A has 60% of all the scheduled deliveries,service B has 30%,and service C has the remaining 10%.Their on-time rates are 80%,60%,and 40% respectively.Define event O as a service delivers a package on time. ​ ​
-{Messenger Service Narrative} Calculate the probability that a package was delivered on time.