Samples of size n=125 are randomly selected are randomly selected from the united states census data. which sample statistics will best target the population parameter. very !

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

Solve for the equation x. 2x + 22 = 4(x + 3)

Solve the system of equations. x=-2y+1 and x+2y=9. show work