After 1 day, 300 copies of a book are sold. Each of the following days, 20 more copies are sold.
Use an equation in point-slope form to model the sales of the
book and determine how many copies will be sold after 15
days.
copies

Given that de, df, and ef are midsegments of △abc, and de=3.2 feet, ef=4 feet, and df=2.4 feet, the perimeter of △abc is .

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart