Mia has $50 on a gift card to her favorite coffee shop. each time she visits the coffee shop she spends $3.75 on her favorite drink. write am equation to represent the relationship between x the number of times she visits the coffee shop and y the total amount on her gift card.

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.