Apainting crew paints at a rate of 1 2 square foot per second. if the area of the walls in a house are 4500 square feet, how long does it take them to finish painting the house? a) 37 minutes, 30 seconds b) 1 hour, 15 minutes c) 1 hour, 25 minutes d) 2 hours, 30 minutes

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