In the coin value v(t)=p(1+r)^t which parts form the base of the exponential function what forms the constant or initial value and forms the exponent

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

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=