Rungs Of A Ladder

Riddle: The rungs of a 10-foot ladder attached to a ship are 1 foot apart. If the water is rising at the rate of one foot an hour, how long will it take until the water covers the ladder?

Answer: It will never cover the ladder because as the water rises, so will the floating ship. Source: https://riddles.com/107

The rungs of a 10-foot ladder attached to a ship are 1 foot apart. If the water is rising at the rate of one foot an hour, how long will it take until the water covers the ladder? — Rungs of a Ladder by Anonymous Riddle