Sally is now on floor 16 of a hotel and spa. Her friend is doing laundry 18 floors below her. What floor is her friend at?

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second

Write an equation of the parabola with the focus point of (0,1/3) and vertex at the origin. use x for the independent variable. explain. need !