With the mutual fund investment returns, if Dr$.$ Chen starts saving in January $2024,$ how much money does he need to put in every month to fully cover his daughter$$s college tuition if he wants the account fully funded when she turns $18?($Hint: There are $10$ full years left for Dr$.$ Chen to save for his daughter. We assume Dr$.$ Chen$$s daughter will do a four$-$year college with a fixed annual tuition of