The difference of twice a number and 3 is 11

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

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c