Question 1 (1 point) point m is the midpoint of ab. the coordinates of point a are (-6, 3) and the coordinates of m are (-1, 1). what are the coordinates of point b, the missing endpoint? don't forget paranthesis! ()

Abank manager wants to encourage new customers to open accounts with principals of at least $2 comma 500. he decides to make a poster advertising a simple interest rate of 3%. what must the principal be if the bank manager also wants to advertise that one can earn $10 the first month? can the poster correctly say, "open an account of $2 comma 500 and earn at least $10 interest in 1 month! "?