Devin won a tiny bouncy ball at the school carnival. the diameter of the ball is 1.25 inches. to the nearest hundredth of a square inch, what is the surface area of the ball? use 3.14 for pi

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