The histogram gives information about a fitness club. all members are below 80

I posted this solved because i saw no one answered it when i was looking for it. :)

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?