Abarrel has 20 l of water. water leaked out from the barrel at a constant rate. after 24 hours, 14 l of water was left the tank. how many liters of water leaked per hour?

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?