Sheila is climbing on a ladder that is attached against the side of a jungle gym wall. She is 4 feet off the ground and is 2 feet from the base of the ladder, which is 10 feet from the wall. How high up the wall is the top of the ladder?

Ahealth-food producer has 250 samples of a new snack to distribute in the mall. the producer has to keep at least 50 samples for display in the health food for the product launch. how long will the samples last if consumers are taking the samples at a rate of 25 every hour