Creating a Safer Home: A Home Safety Quiz .How Prepared Are You?Share:FacebookPinterestTwitterMail11. What is the ideal height for installing smoke detectors on the ceiling?40%Next Correct Incorrect The correct answer is "6 feet (1.8 meters) from the floor" 11. What is the ideal height for installing smoke detectors on the ceiling? 3 feet (0.9 meters) from the floor 4 feet (1.2 meters) from the floor 6 feet (1.8 meters) from the floor Anywhere on the ceiling 40%