Every student's grade starts at 100% and decreases by 2.25% for every missed assignment. To pass, a student's grade must be at least a 60%.
Write an inequality to model this situation. (Use z as your variable.)

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