Sofia is a construction manager. She builds 9 house frames, each at a different site. Each frame uses 256 beams. A bundle of 400 beams is delivered to each site. How many beams does it take to build the 9 house frames? How many beams are left over at the 9 house sites altogether?​

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