l.__ r '"J 30% of phone calls Donne. receives are from family members, compared to 10% of cells from friends and 60% of calls are unwanted robocells (\"Would you like to consolidate your student loans?"). Donne. answers 90% of calls from friends, 70% of cells from family. and 10% of reheacells {usually accidentally). (a) If Donna is currently talking on the phone, what is the probability she is talking to a family member? {13) 1What is the (total) probability that Donna answers the phone? (c) Given that the call is not a. robe-call, what is the probability that Donna. answers