Please help i don’t know what to do and this will help me pass 7th grade thank you!!!

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

If a suspect is in possession of 20 grams of cocaine how many ounces does he possess what will the charge be

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great