CARTOON RIDDLE NO FURTHER A MYSTERY

I am engaged with appeal in my seek out a switch; Restored my destiny of pleasure With all the touch of the sew.139. A boat includes a ladder that’s 10 feet long, and hangs off the facet with the boat, with its final three ft submerged in drinking water. In case the ocean tide rises 5 toes, exactly how much in the ladder will be underwater?Riddle