Chứng minh là số vô tỉ

Find the balance at the end of 4 years if 1000 is deposited at the rate of

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

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?