The peace center is ready to reopen with a special rate. tickets for the opening show cost 4.00 for adults and 1.50 for students. if 450 tickets were sold for a total of 925 on opening night, how many adults and students tickets were sold?

Carmen and matt are conducting different chemistry experiments in school. in both experiments, each student starts with an initial amount of water in a flask. they combine two chemicals which react to produce more water. carmen's experiment starts with 30 milliliters of water in a flask, and the water increases in volume by 8.5 milliliters per second. matt's experiment starts with 10 milliliters of water and increases in volume by 28% each second.