You are on a ship, over the side hangs a rope ladder with half meter rungs. The tide rises a half meter per hour. At the end of five hours, how much of the ladder will remain above the water assuming that nine rungs were above the water when the tide began to rise?

Originally posted by sattia
You are on a ship, over the side hangs a rope ladder with half meter rungs. The tide rises a half meter per hour. At the end of five hours, how much of the ladder will remain above the water assuming that nine rungs were above the water when the tide began to rise?

Salamo 3alaikom,

Ya3ni aih Rungs?

Salam.

Originally posted by habdin
Salamo 3alaikom,

Ya3ni aih Rungs?

Salam.
from Dictionary.Com (http://dictionary.reference.com/search?q=rungs)
rung1 ( P ) Pronunciation Key (rng)
n.

1. A rod or bar forming a step of a ladder.
2. A crosspiece between the legs of a chair.
3. The spoke in a wheel.
4. Nautical. One of the spokes or handles on a ship's wheel.
5. A level or degree in a hierarchy: a middle manager awaiting a promotion to the next rung.
peace

Asslamo 3laykom

it is buoyancy principle ;)

peace be upon you

Salamo 3alaikom,

One question please: with the tide will the boat float on the water's top or will it sink?? LOL.

Salam.

the remain will be 4 rungs which will be equal to 2 meter i think

no safrout
Aljaber already answered it think about the answer