Which of the following graphs represent y as a function of x?

a. i only

b. i and iii

c. i, ii, and iii

d. i and ii only

( explain how you got the answer (: )

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

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?

Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?