Rashid is comparing two movie streaming services. Alpha Club has an annual fee of $8 plus $5 per movie. Zetaflix has no joining fee but charges $6.60 per movie. How many movies must Rashid stream for the deals to cost him the same amount each year?

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.