A group of three friends order a combo meal which includes two slices of pizza and a drink. Each drink is priced at $2.50. If the combined total is $31.50, how much is the cost of a slice of pizza? plz solve with distributive property ty

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.