Each year, a scientist measures the water level of a coal lake. Negative numbers indicate that the water level is below its historical average. Which list shows he water levels in order from highest to lowest

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?