Kym spends an average of $78 per week on groceries. she can save 10% of her total grocery bill by joining the store's free shopper's club. about how much money will kym save in a year (52 weeks) if she joins the shopper's club

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the