NOT KNOWN FACTS ABOUT RIDDLE

Problem: What runs but hardly ever walks, incorporates a mattress but never ever sleeps, a mouth that never speaks, in addition to a head that in no way weeps?139. A ship incorporates a ladder that’s ten toes long, and hangs off the aspect from the boat, with its previous 3 ft submerged in drinking water. When the ocean tide rises 5 feet, just ho