THREE ACTIVITIES ARE DONE IN SEQUENCE. EACH ACTIVITY TAKES FIVE DA...

26. Three activities are done in sequence. Each activity takes five days todo. There is a 90% probability that each activity will be completed ontime and a 10% probability that each activity will be finished late. Whatis the probability that the last of the three activities will be finished ontime?a. .90b. .73c. .27d. .81