Four friends are evenly dividing the cost of a meal at a pizza restaurant. they bought two large pizzas that cost $11 each, three orders of garlic bread sticks that cost $4 each, and two pitchers of soda that cost $6 each. how much does each person owe? a. $8.75 b. $11.50 c. $10.00 d. $5.25

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.