The atmospheric pressure p on a balloon or an aircraft decreases with increasing height This pressure measured in millimeters of mercury is related to the height h in kilometers above s 0 145h level by the formula p 760e a Find the height of an aircraft if the atmospheric pressure is 231 millimeters of mercury b Find the height of a mountain if the atmospheric pressure is 605 millimeters of mercury a The height of the aircraft is kilometers Round to two decimal places as needed