The price of Stock A at 9 A.M. was ​$12.17. Since​ then, the price has been increasing at the rate of ​$0.06 each hour. At noon the price of Stock B was ​$12.67. It begins to decrease at the rate of ​$0.08 each hour. If the two rates​ continue, in how many hours will the prices of the two stocks be the​ same?