Wouldn't be able to get a boner to do any of them
A 10 foot rope ladder hangs over the side of a boat with the bottom rung on the surface of the water. The rungs are one foot apart, and the tide goes up at the rate of 6 inches per hour. How long will it be until three rungs are covered?
FFL 3rd +90
Mauricio "Shogun" Rua