Hello need help with all 4 questions.'please and thank you

5. A warehouse in Anchorage ships 60% of its overnight packages using FedEx and 40% using UPS. Historical data shows that FedEx fails to meet the 10 AM delivery promise for 3% of its overnight packages, whereas UPS fails to deliver by 10 AM for 7% of its overnight packages. (a) Construct a tree diagram containing the given percentages. (b) Which percentage of overnight packages shipped by the warehouse meet the 10 AM delivery promise? (c) Which percentage of overnight packages that are delivered by 10 AM were shipped by UPS? (d) Which percentage of overnight packages that are not delivered by 10 AM were shipped by UPS