In the following problem, the ratios are directly proportional. Find the missing variable. If y1 = 4, x2 = 6, and y2 = 8, what is the value of x1?

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

Which of these tables represents a non-linear function?

Could somebody me with this radical simplification?