Jerilyn made 40 treats for her birthday. she gave for a way to her family before taking the rest to school. what percent did she give away to her family?

Fred and gene are hang gliding. fred is 700 feet above the ground and descending at 15 ft/s. gene is decending as shown in the table. interpret the rates of change and initial values of the linear functions in terms of the situations they model. show all work. freds equation is f(x)=-15x+700. ( genes is the table attached)