Dylan makes $336 for 32 hours of work, and angela $420 for 42 hours of work. how much do dylan and angela each make per. hour? and is dylans wage for 25 hours proportional to angelas wage for 42 hours?

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.