What kind of angles are ADB and BDC

Ineed if you could explain and give me the answer you! this needs done

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.