A total of 2,839 people showed up to watch a band perform. The people were divided evenly among 8 equal sections of seats. How many people were seated in each section, and how many people were unable to to be seated?

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z