Annie dome worked from 8: 15 am to 11: 45 am and from 12: 30 pm to 4: 15 pm. how many hours did she work? (include steps on how to do this problem)

The sketch shows two parallel lines cut by a transversal. angle 2 2 is 36° 36 ° . what is the measure of angle 8 8 ?

Ineed with number 6 , explain how to get 1978

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.